63989680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 80

約数和(自身を含む): 157489920

約数和(自身を除く): 93500240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 230, 332, 368, 415, 419, 460, 664, 830, 838, 920, 1328, 1660, 1676, 1840, 1909, 2095, 3320, 3352, 3818, 4190, 6640, 6704, 7636, 8380, 9545, 9637, 15272, 16760, 19090, 19274, 30544, 33520, 34777, 38180, 38548, 48185, 69554, 76360, 77096, 96370, 139108, 152720, 154192, 173885, 192740, 278216, 347770, 385480, 556432, 695540, 770960, 799871, 1391080, 1599742, 2782160, 3199484, 3999355, 6398968, 7998710, 12797936, 15997420, 31994840, 63989680]

約数ペア:

[(1, 63989680), (2, 31994840), (4, 15997420), (5, 12797936), (8, 7998710), (10, 6398968), (16, 3999355), (20, 3199484), (23, 2782160), (40, 1599742), (46, 1391080), (80, 799871), (83, 770960), (92, 695540), (115, 556432), (166, 385480), (184, 347770), (230, 278216), (332, 192740), (368, 173885), (415, 154192), (419, 152720), (460, 139108), (664, 96370), (830, 77096), (838, 76360), (920, 69554), (1328, 48185), (1660, 38548), (1676, 38180), (1840, 34777), (1909, 33520), (2095, 30544), (3320, 19274), (3352, 19090), (3818, 16760), (4190, 15272), (6640, 9637), (6704, 9545), (7636, 8380)]