162494560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^2$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 398478528

約数和(自身を除く): 235983968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 181, 248, 310, 362, 496, 620, 724, 905, 992, 1240, 1448, 1810, 2480, 2896, 3620, 4960, 5611, 5792, 7240, 11222, 14480, 22444, 28055, 28960, 32761, 44888, 56110, 65522, 89776, 112220, 131044, 163805, 179552, 224440, 262088, 327610, 448880, 524176, 655220, 897760, 1015591, 1048352, 1310440, 2031182, 2620880, 4062364, 5077955, 5241760, 8124728, 10155910, 16249456, 20311820, 32498912, 40623640, 81247280, 162494560]

約数ペア:

[(1, 162494560), (2, 81247280), (4, 40623640), (5, 32498912), (8, 20311820), (10, 16249456), (16, 10155910), (20, 8124728), (31, 5241760), (32, 5077955), (40, 4062364), (62, 2620880), (80, 2031182), (124, 1310440), (155, 1048352), (160, 1015591), (181, 897760), (248, 655220), (310, 524176), (362, 448880), (496, 327610), (620, 262088), (724, 224440), (905, 179552), (992, 163805), (1240, 131044), (1448, 112220), (1810, 89776), (2480, 65522), (2896, 56110), (3620, 44888), (4960, 32761), (5611, 28960), (5792, 28055), (7240, 22444), (11222, 14480)]