66413968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 146240640

約数和(自身を除く): 79826672

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 71, 76, 136, 142, 152, 181, 272, 284, 304, 323, 362, 568, 646, 724, 1136, 1207, 1292, 1349, 1448, 2414, 2584, 2698, 2896, 3077, 3439, 4828, 5168, 5396, 6154, 6878, 9656, 10792, 12308, 12851, 13756, 19312, 21584, 22933, 24616, 25702, 27512, 45866, 49232, 51404, 55024, 58463, 91732, 102808, 116926, 183464, 205616, 218467, 233852, 244169, 366928, 436934, 467704, 488338, 873868, 935408, 976676, 1747736, 1953352, 3495472, 3906704, 4150873, 8301746, 16603492, 33206984, 66413968]

約数ペア:

[(1, 66413968), (2, 33206984), (4, 16603492), (8, 8301746), (16, 4150873), (17, 3906704), (19, 3495472), (34, 1953352), (38, 1747736), (68, 976676), (71, 935408), (76, 873868), (136, 488338), (142, 467704), (152, 436934), (181, 366928), (272, 244169), (284, 233852), (304, 218467), (323, 205616), (362, 183464), (568, 116926), (646, 102808), (724, 91732), (1136, 58463), (1207, 55024), (1292, 51404), (1349, 49232), (1448, 45866), (2414, 27512), (2584, 25702), (2698, 24616), (2896, 22933), (3077, 21584), (3439, 19312), (4828, 13756), (5168, 12851), (5396, 12308), (6154, 10792), (6878, 9656)]