645635328

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64667}}^1$

素因数の和:64699

約数の個数: 72

約数和(自身を含む): 1850539488

約数和(自身を除く): 1204904160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 64667, 129334, 194001, 258668, 388002, 517336, 776004, 840671, 1034672, 1552008, 1681342, 2069344, 2522013, 3104016, 3362684, 4138688, 5044026, 6208032, 6725368, 8277376, 10088052, 12416064, 13450736, 16554752, 20176104, 24832128, 26901472, 40352208, 49664256, 53802944, 80704416, 107605888, 161408832, 215211776, 322817664, 645635328]

約数ペア:

[(1, 645635328), (2, 322817664), (3, 215211776), (4, 161408832), (6, 107605888), (8, 80704416), (12, 53802944), (13, 49664256), (16, 40352208), (24, 26901472), (26, 24832128), (32, 20176104), (39, 16554752), (48, 13450736), (52, 12416064), (64, 10088052), (78, 8277376), (96, 6725368), (104, 6208032), (128, 5044026), (156, 4138688), (192, 3362684), (208, 3104016), (256, 2522013), (312, 2069344), (384, 1681342), (416, 1552008), (624, 1034672), (768, 840671), (832, 776004), (1248, 517336), (1664, 388002), (2496, 258668), (3328, 194001), (4992, 129334), (9984, 64667)]