81654624

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{1249}}^1$

素因数の和:1492

約数の個数: 72

約数和(自身を含む): 233415000

約数和(自身を除く): 151760376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 454, 681, 908, 1249, 1362, 1816, 2043, 2498, 2724, 3632, 3747, 4086, 4996, 5448, 7264, 7494, 8172, 9992, 10896, 11241, 14988, 16344, 19984, 21792, 22482, 29976, 32688, 39968, 44964, 59952, 65376, 89928, 119904, 179856, 283523, 359712, 567046, 850569, 1134092, 1701138, 2268184, 2551707, 3402276, 4536368, 5103414, 6804552, 9072736, 10206828, 13609104, 20413656, 27218208, 40827312, 81654624]

約数ペア:

[(1, 81654624), (2, 40827312), (3, 27218208), (4, 20413656), (6, 13609104), (8, 10206828), (9, 9072736), (12, 6804552), (16, 5103414), (18, 4536368), (24, 3402276), (32, 2551707), (36, 2268184), (48, 1701138), (72, 1134092), (96, 850569), (144, 567046), (227, 359712), (288, 283523), (454, 179856), (681, 119904), (908, 89928), (1249, 65376), (1362, 59952), (1816, 44964), (2043, 39968), (2498, 32688), (2724, 29976), (3632, 22482), (3747, 21792), (4086, 19984), (4996, 16344), (5448, 14988), (7264, 11241), (7494, 10896), (8172, 9992)]