72901120

素因数分解:

$2^9\times 5^1\times {\mathrm{28477}}^1$

素因数の和:28500

約数の個数: 40

約数和(自身を含む): 174797964

約数和(自身を除く): 101896844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 28477, 56954, 113908, 142385, 227816, 284770, 455632, 569540, 911264, 1139080, 1822528, 2278160, 3645056, 4556320, 7290112, 9112640, 14580224, 18225280, 36450560, 72901120]

約数ペア:

[(1, 72901120), (2, 36450560), (4, 18225280), (5, 14580224), (8, 9112640), (10, 7290112), (16, 4556320), (20, 3645056), (32, 2278160), (40, 1822528), (64, 1139080), (80, 911264), (128, 569540), (160, 455632), (256, 284770), (320, 227816), (512, 142385), (640, 113908), (1280, 56954), (2560, 28477)]