161522900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1907}}^1$

素因数の和:1950

約数の個数: 108

約数和(自身を含む): 440534304

約数和(自身を除く): 279011404

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 140, 154, 175, 220, 242, 275, 308, 350, 385, 484, 550, 605, 700, 770, 847, 1100, 1210, 1540, 1694, 1907, 1925, 2420, 3025, 3388, 3814, 3850, 4235, 6050, 7628, 7700, 8470, 9535, 12100, 13349, 16940, 19070, 20977, 21175, 26698, 38140, 41954, 42350, 47675, 53396, 66745, 83908, 84700, 95350, 104885, 133490, 146839, 190700, 209770, 230747, 266980, 293678, 333725, 419540, 461494, 524425, 587356, 667450, 734195, 922988, 1048850, 1153735, 1334900, 1468390, 1615229, 2097700, 2307470, 2936780, 3230458, 3670975, 4614940, 5768675, 6460916, 7341950, 8076145, 11537350, 14683900, 16152290, 23074700, 32304580, 40380725, 80761450, 161522900]

約数ペア:

[(1, 161522900), (2, 80761450), (4, 40380725), (5, 32304580), (7, 23074700), (10, 16152290), (11, 14683900), (14, 11537350), (20, 8076145), (22, 7341950), (25, 6460916), (28, 5768675), (35, 4614940), (44, 3670975), (50, 3230458), (55, 2936780), (70, 2307470), (77, 2097700), (100, 1615229), (110, 1468390), (121, 1334900), (140, 1153735), (154, 1048850), (175, 922988), (220, 734195), (242, 667450), (275, 587356), (308, 524425), (350, 461494), (385, 419540), (484, 333725), (550, 293678), (605, 266980), (700, 230747), (770, 209770), (847, 190700), (1100, 146839), (1210, 133490), (1540, 104885), (1694, 95350), (1907, 84700), (1925, 83908), (2420, 66745), (3025, 53396), (3388, 47675), (3814, 42350), (3850, 41954), (4235, 38140), (6050, 26698), (7628, 21175), (7700, 20977), (8470, 19070), (9535, 16940), (12100, 13349)]