128761204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 266152320

約数和(自身を除く): 137391116

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 229, 286, 458, 572, 916, 983, 1966, 2519, 2977, 3932, 5038, 5954, 10076, 10813, 11908, 12779, 21626, 25558, 32747, 43252, 51116, 65494, 130988, 140569, 225107, 281138, 450214, 562276, 900428, 2476177, 2926391, 4952354, 5852782, 9904708, 11705564, 32190301, 64380602, 128761204]

約数ペア:

[(1, 128761204), (2, 64380602), (4, 32190301), (11, 11705564), (13, 9904708), (22, 5852782), (26, 4952354), (44, 2926391), (52, 2476177), (143, 900428), (229, 562276), (286, 450214), (458, 281138), (572, 225107), (916, 140569), (983, 130988), (1966, 65494), (2519, 51116), (2977, 43252), (3932, 32747), (5038, 25558), (5954, 21626), (10076, 12779), (10813, 11908)]