128708840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6037}}^1$

素因数の和:6102

約数の個数: 64

約数和(自身を含む): 319530960

約数和(自身を除く): 190822120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 6037, 10660, 12074, 21320, 24148, 30185, 48296, 60370, 78481, 120740, 156962, 241480, 247517, 313924, 392405, 495034, 627848, 784810, 990068, 1237585, 1569620, 1980136, 2475170, 3139240, 3217721, 4950340, 6435442, 9900680, 12870884, 16088605, 25741768, 32177210, 64354420, 128708840]

約数ペア:

[(1, 128708840), (2, 64354420), (4, 32177210), (5, 25741768), (8, 16088605), (10, 12870884), (13, 9900680), (20, 6435442), (26, 4950340), (40, 3217721), (41, 3139240), (52, 2475170), (65, 1980136), (82, 1569620), (104, 1237585), (130, 990068), (164, 784810), (205, 627848), (260, 495034), (328, 392405), (410, 313924), (520, 247517), (533, 241480), (820, 156962), (1066, 120740), (1640, 78481), (2132, 60370), (2665, 48296), (4264, 30185), (5330, 24148), (6037, 21320), (10660, 12074)]