88894709240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{337}}^1\times {\mathrm{3923}}^1$

素因数の和:4353

約数の個数: 96

約数和(自身を含む): 205671201840

約数和(自身を除く): 116776492600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 337, 410, 674, 820, 1348, 1640, 1681, 1685, 2696, 3362, 3370, 3923, 6724, 6740, 7846, 8405, 13448, 13480, 13817, 15692, 16810, 19615, 27634, 31384, 33620, 39230, 55268, 67240, 69085, 78460, 110536, 138170, 156920, 160843, 276340, 321686, 552680, 566497, 643372, 804215, 1132994, 1286744, 1322051, 1608430, 2265988, 2644102, 2832485, 3216860, 4531976, 5288204, 5664970, 6433720, 6594563, 6610255, 10576408, 11329940, 13189126, 13220510, 22659880, 26378252, 26441020, 32972815, 52756504, 52882040, 54204091, 65945630, 108408182, 131891260, 216816364, 263782520, 271020455, 433632728, 542040910, 1084081820, 2168163640, 2222367731, 4444735462, 8889470924, 11111838655, 17778941848, 22223677310, 44447354620, 88894709240]

約数ペア:

[(1, 88894709240), (2, 44447354620), (4, 22223677310), (5, 17778941848), (8, 11111838655), (10, 8889470924), (20, 4444735462), (40, 2222367731), (41, 2168163640), (82, 1084081820), (164, 542040910), (205, 433632728), (328, 271020455), (337, 263782520), (410, 216816364), (674, 131891260), (820, 108408182), (1348, 65945630), (1640, 54204091), (1681, 52882040), (1685, 52756504), (2696, 32972815), (3362, 26441020), (3370, 26378252), (3923, 22659880), (6724, 13220510), (6740, 13189126), (7846, 11329940), (8405, 10576408), (13448, 6610255), (13480, 6594563), (13817, 6433720), (15692, 5664970), (16810, 5288204), (19615, 4531976), (27634, 3216860), (31384, 2832485), (33620, 2644102), (39230, 2265988), (55268, 1608430), (67240, 1322051), (69085, 1286744), (78460, 1132994), (110536, 804215), (138170, 643372), (156920, 566497), (160843, 552680), (276340, 321686)]