54940500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 179721360

約数和(自身を除く): 124780860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 145, 150, 174, 180, 225, 250, 261, 290, 300, 348, 375, 421, 435, 450, 500, 522, 580, 725, 750, 842, 870, 900, 1044, 1125, 1263, 1305, 1450, 1500, 1684, 1740, 2105, 2175, 2250, 2526, 2610, 2900, 3625, 3789, 4210, 4350, 4500, 5052, 5220, 6315, 6525, 7250, 7578, 8420, 8700, 10525, 10875, 12209, 12630, 13050, 14500, 15156, 18945, 21050, 21750, 24418, 25260, 26100, 31575, 32625, 36627, 37890, 42100, 43500, 48836, 52625, 61045, 63150, 65250, 73254, 75780, 94725, 105250, 109881, 122090, 126300, 130500, 146508, 157875, 183135, 189450, 210500, 219762, 244180, 305225, 315750, 366270, 378900, 439524, 473625, 549405, 610450, 631500, 732540, 915675, 947250, 1098810, 1220900, 1526125, 1831350, 1894500, 2197620, 2747025, 3052250, 3662700, 4578375, 5494050, 6104500, 9156750, 10988100, 13735125, 18313500, 27470250, 54940500]

約数ペア:

[(1, 54940500), (2, 27470250), (3, 18313500), (4, 13735125), (5, 10988100), (6, 9156750), (9, 6104500), (10, 5494050), (12, 4578375), (15, 3662700), (18, 3052250), (20, 2747025), (25, 2197620), (29, 1894500), (30, 1831350), (36, 1526125), (45, 1220900), (50, 1098810), (58, 947250), (60, 915675), (75, 732540), (87, 631500), (90, 610450), (100, 549405), (116, 473625), (125, 439524), (145, 378900), (150, 366270), (174, 315750), (180, 305225), (225, 244180), (250, 219762), (261, 210500), (290, 189450), (300, 183135), (348, 157875), (375, 146508), (421, 130500), (435, 126300), (450, 122090), (500, 109881), (522, 105250), (580, 94725), (725, 75780), (750, 73254), (842, 65250), (870, 63150), (900, 61045), (1044, 52625), (1125, 48836), (1263, 43500), (1305, 42100), (1450, 37890), (1500, 36627), (1684, 32625), (1740, 31575), (2105, 26100), (2175, 25260), (2250, 24418), (2526, 21750), (2610, 21050), (2900, 18945), (3625, 15156), (3789, 14500), (4210, 13050), (4350, 12630), (4500, 12209), (5052, 10875), (5220, 10525), (6315, 8700), (6525, 8420), (7250, 7578)]