74704240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 189050400

約数和(自身を除く): 114346160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 659, 872, 1040, 1090, 1318, 1417, 1744, 2180, 2636, 2834, 3295, 4360, 5272, 5668, 6590, 7085, 8567, 8720, 10544, 11336, 13180, 14170, 17134, 22672, 26360, 28340, 34268, 42835, 52720, 56680, 68536, 71831, 85670, 113360, 137072, 143662, 171340, 287324, 342680, 359155, 574648, 685360, 718310, 933803, 1149296, 1436620, 1867606, 2873240, 3735212, 4669015, 5746480, 7470424, 9338030, 14940848, 18676060, 37352120, 74704240]

約数ペア:

[(1, 74704240), (2, 37352120), (4, 18676060), (5, 14940848), (8, 9338030), (10, 7470424), (13, 5746480), (16, 4669015), (20, 3735212), (26, 2873240), (40, 1867606), (52, 1436620), (65, 1149296), (80, 933803), (104, 718310), (109, 685360), (130, 574648), (208, 359155), (218, 342680), (260, 287324), (436, 171340), (520, 143662), (545, 137072), (659, 113360), (872, 85670), (1040, 71831), (1090, 68536), (1318, 56680), (1417, 52720), (1744, 42835), (2180, 34268), (2636, 28340), (2834, 26360), (3295, 22672), (4360, 17134), (5272, 14170), (5668, 13180), (6590, 11336), (7085, 10544), (8567, 8720)]