66689904

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 178956800

約数和(自身を除く): 112266896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 79, 86, 129, 158, 172, 237, 258, 316, 344, 409, 474, 516, 632, 688, 818, 948, 1032, 1227, 1264, 1636, 1896, 2064, 2454, 3272, 3397, 3792, 4908, 6544, 6794, 9816, 10191, 13588, 17587, 19632, 20382, 27176, 32311, 35174, 40764, 52761, 54352, 64622, 70348, 81528, 96933, 105522, 129244, 140696, 163056, 193866, 211044, 258488, 281392, 387732, 422088, 516976, 775464, 844176, 1389373, 1550928, 2778746, 4168119, 5557492, 8336238, 11114984, 16672476, 22229968, 33344952, 66689904]

約数ペア:

[(1, 66689904), (2, 33344952), (3, 22229968), (4, 16672476), (6, 11114984), (8, 8336238), (12, 5557492), (16, 4168119), (24, 2778746), (43, 1550928), (48, 1389373), (79, 844176), (86, 775464), (129, 516976), (158, 422088), (172, 387732), (237, 281392), (258, 258488), (316, 211044), (344, 193866), (409, 163056), (474, 140696), (516, 129244), (632, 105522), (688, 96933), (818, 81528), (948, 70348), (1032, 64622), (1227, 54352), (1264, 52761), (1636, 40764), (1896, 35174), (2064, 32311), (2454, 27176), (3272, 20382), (3397, 19632), (3792, 17587), (4908, 13588), (6544, 10191), (6794, 9816)]