388372500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 180

約数和(自身を含む): 1259662404

約数和(自身を除く): 871289904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 125, 150, 164, 180, 205, 225, 246, 250, 300, 369, 375, 410, 421, 450, 492, 500, 615, 625, 738, 750, 820, 842, 900, 1025, 1125, 1230, 1250, 1263, 1476, 1500, 1684, 1845, 1875, 2050, 2105, 2250, 2460, 2500, 2526, 3075, 3690, 3750, 3789, 4100, 4210, 4500, 5052, 5125, 5625, 6150, 6315, 7380, 7500, 7578, 8420, 9225, 10250, 10525, 11250, 12300, 12630, 15156, 15375, 17261, 18450, 18945, 20500, 21050, 22500, 25260, 25625, 30750, 31575, 34522, 36900, 37890, 42100, 46125, 51250, 51783, 52625, 61500, 63150, 69044, 75780, 76875, 86305, 92250, 94725, 102500, 103566, 105250, 126300, 153750, 155349, 157875, 172610, 184500, 189450, 207132, 210500, 230625, 258915, 263125, 307500, 310698, 315750, 345220, 378900, 431525, 461250, 473625, 517830, 526250, 621396, 631500, 776745, 789375, 863050, 922500, 947250, 1035660, 1052500, 1294575, 1553490, 1578750, 1726100, 1894500, 2157625, 2368125, 2589150, 3106980, 3157500, 3883725, 4315250, 4736250, 5178300, 6472875, 7767450, 8630500, 9472500, 10788125, 12945750, 15534900, 19418625, 21576250, 25891500, 32364375, 38837250, 43152500, 64728750, 77674500, 97093125, 129457500, 194186250, 388372500]

約数ペア:

[(1, 388372500), (2, 194186250), (3, 129457500), (4, 97093125), (5, 77674500), (6, 64728750), (9, 43152500), (10, 38837250), (12, 32364375), (15, 25891500), (18, 21576250), (20, 19418625), (25, 15534900), (30, 12945750), (36, 10788125), (41, 9472500), (45, 8630500), (50, 7767450), (60, 6472875), (75, 5178300), (82, 4736250), (90, 4315250), (100, 3883725), (123, 3157500), (125, 3106980), (150, 2589150), (164, 2368125), (180, 2157625), (205, 1894500), (225, 1726100), (246, 1578750), (250, 1553490), (300, 1294575), (369, 1052500), (375, 1035660), (410, 947250), (421, 922500), (450, 863050), (492, 789375), (500, 776745), (615, 631500), (625, 621396), (738, 526250), (750, 517830), (820, 473625), (842, 461250), (900, 431525), (1025, 378900), (1125, 345220), (1230, 315750), (1250, 310698), (1263, 307500), (1476, 263125), (1500, 258915), (1684, 230625), (1845, 210500), (1875, 207132), (2050, 189450), (2105, 184500), (2250, 172610), (2460, 157875), (2500, 155349), (2526, 153750), (3075, 126300), (3690, 105250), (3750, 103566), (3789, 102500), (4100, 94725), (4210, 92250), (4500, 86305), (5052, 76875), (5125, 75780), (5625, 69044), (6150, 63150), (6315, 61500), (7380, 52625), (7500, 51783), (7578, 51250), (8420, 46125), (9225, 42100), (10250, 37890), (10525, 36900), (11250, 34522), (12300, 31575), (12630, 30750), (15156, 25625), (15375, 25260), (17261, 22500), (18450, 21050), (18945, 20500)]