78830720

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3329}}^1$

素因数の和:3385

約数の個数: 64

約数和(自身を含む): 193606200

約数和(自身を除く): 114775480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 2368, 2960, 3329, 4736, 5920, 6658, 11840, 13316, 16645, 23680, 26632, 33290, 53264, 66580, 106528, 123173, 133160, 213056, 246346, 266320, 426112, 492692, 532640, 615865, 985384, 1065280, 1231730, 1970768, 2130560, 2463460, 3941536, 4926920, 7883072, 9853840, 15766144, 19707680, 39415360, 78830720]

約数ペア:

[(1, 78830720), (2, 39415360), (4, 19707680), (5, 15766144), (8, 9853840), (10, 7883072), (16, 4926920), (20, 3941536), (32, 2463460), (37, 2130560), (40, 1970768), (64, 1231730), (74, 1065280), (80, 985384), (128, 615865), (148, 532640), (160, 492692), (185, 426112), (296, 266320), (320, 246346), (370, 213056), (592, 133160), (640, 123173), (740, 106528), (1184, 66580), (1480, 53264), (2368, 33290), (2960, 26632), (3329, 23680), (4736, 16645), (5920, 13316), (6658, 11840)]