85348120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 231517440

約数和(自身を除く): 146169320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 43, 44, 52, 55, 65, 86, 88, 104, 110, 130, 143, 172, 215, 220, 260, 286, 344, 347, 430, 440, 473, 520, 559, 572, 694, 715, 860, 946, 1118, 1144, 1388, 1430, 1720, 1735, 1892, 2236, 2365, 2776, 2795, 2860, 3470, 3784, 3817, 4472, 4511, 4730, 5590, 5720, 6149, 6940, 7634, 9022, 9460, 11180, 12298, 13880, 14921, 15268, 18044, 18920, 19085, 22360, 22555, 24596, 29842, 30536, 30745, 36088, 38170, 45110, 49192, 49621, 59684, 61490, 74605, 76340, 90220, 99242, 119368, 122980, 149210, 152680, 164131, 180440, 193973, 198484, 245960, 248105, 298420, 328262, 387946, 396968, 496210, 596840, 656524, 775892, 820655, 969865, 992420, 1313048, 1551784, 1641310, 1939730, 1984840, 2133703, 3282620, 3879460, 4267406, 6565240, 7758920, 8534812, 10668515, 17069624, 21337030, 42674060, 85348120]

約数ペア:

[(1, 85348120), (2, 42674060), (4, 21337030), (5, 17069624), (8, 10668515), (10, 8534812), (11, 7758920), (13, 6565240), (20, 4267406), (22, 3879460), (26, 3282620), (40, 2133703), (43, 1984840), (44, 1939730), (52, 1641310), (55, 1551784), (65, 1313048), (86, 992420), (88, 969865), (104, 820655), (110, 775892), (130, 656524), (143, 596840), (172, 496210), (215, 396968), (220, 387946), (260, 328262), (286, 298420), (344, 248105), (347, 245960), (430, 198484), (440, 193973), (473, 180440), (520, 164131), (559, 152680), (572, 149210), (694, 122980), (715, 119368), (860, 99242), (946, 90220), (1118, 76340), (1144, 74605), (1388, 61490), (1430, 59684), (1720, 49621), (1735, 49192), (1892, 45110), (2236, 38170), (2365, 36088), (2776, 30745), (2795, 30536), (2860, 29842), (3470, 24596), (3784, 22555), (3817, 22360), (4472, 19085), (4511, 18920), (4730, 18044), (5590, 15268), (5720, 14921), (6149, 13880), (6940, 12298), (7634, 11180), (9022, 9460)]