8997040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 23186016

約数和(自身を除く): 14188976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 211, 260, 328, 410, 422, 520, 533, 656, 820, 844, 1040, 1055, 1066, 1640, 1688, 2110, 2132, 2665, 2743, 3280, 3376, 4220, 4264, 5330, 5486, 8440, 8528, 8651, 10660, 10972, 13715, 16880, 17302, 21320, 21944, 27430, 34604, 42640, 43255, 43888, 54860, 69208, 86510, 109720, 112463, 138416, 173020, 219440, 224926, 346040, 449852, 562315, 692080, 899704, 1124630, 1799408, 2249260, 4498520, 8997040]

約数ペア:

[(1, 8997040), (2, 4498520), (4, 2249260), (5, 1799408), (8, 1124630), (10, 899704), (13, 692080), (16, 562315), (20, 449852), (26, 346040), (40, 224926), (41, 219440), (52, 173020), (65, 138416), (80, 112463), (82, 109720), (104, 86510), (130, 69208), (164, 54860), (205, 43888), (208, 43255), (211, 42640), (260, 34604), (328, 27430), (410, 21944), (422, 21320), (520, 17302), (533, 16880), (656, 13715), (820, 10972), (844, 10660), (1040, 8651), (1055, 8528), (1066, 8440), (1640, 5486), (1688, 5330), (2110, 4264), (2132, 4220), (2665, 3376), (2743, 3280)]