72928400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{7927}}^1$

素因数の和:7968

約数の個数: 60

約数和(自身を含む): 182851392

約数和(自身を除く): 109922992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 7927, 9200, 15854, 31708, 39635, 63416, 79270, 126832, 158540, 182321, 198175, 317080, 364642, 396350, 634160, 729284, 792700, 911605, 1458568, 1585400, 1823210, 2917136, 3170800, 3646420, 4558025, 7292840, 9116050, 14585680, 18232100, 36464200, 72928400]

約数ペア:

[(1, 72928400), (2, 36464200), (4, 18232100), (5, 14585680), (8, 9116050), (10, 7292840), (16, 4558025), (20, 3646420), (23, 3170800), (25, 2917136), (40, 1823210), (46, 1585400), (50, 1458568), (80, 911605), (92, 792700), (100, 729284), (115, 634160), (184, 396350), (200, 364642), (230, 317080), (368, 198175), (400, 182321), (460, 158540), (575, 126832), (920, 79270), (1150, 63416), (1840, 39635), (2300, 31708), (4600, 15854), (7927, 9200)]