131529776

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:970

約数の個数: 80

約数和(自身を含む): 307980288

約数和(自身を除く): 176450512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 124, 172, 217, 248, 301, 344, 434, 496, 602, 688, 868, 881, 1204, 1333, 1736, 1762, 2408, 2666, 3472, 3524, 4816, 5332, 6167, 7048, 9331, 10664, 12334, 14096, 18662, 21328, 24668, 27311, 37324, 37883, 49336, 54622, 74648, 75766, 98672, 109244, 149296, 151532, 191177, 218488, 265181, 303064, 382354, 436976, 530362, 606128, 764708, 1060724, 1174373, 1529416, 2121448, 2348746, 3058832, 4242896, 4697492, 8220611, 9394984, 16441222, 18789968, 32882444, 65764888, 131529776]

約数ペア:

[(1, 131529776), (2, 65764888), (4, 32882444), (7, 18789968), (8, 16441222), (14, 9394984), (16, 8220611), (28, 4697492), (31, 4242896), (43, 3058832), (56, 2348746), (62, 2121448), (86, 1529416), (112, 1174373), (124, 1060724), (172, 764708), (217, 606128), (248, 530362), (301, 436976), (344, 382354), (434, 303064), (496, 265181), (602, 218488), (688, 191177), (868, 151532), (881, 149296), (1204, 109244), (1333, 98672), (1736, 75766), (1762, 74648), (2408, 54622), (2666, 49336), (3472, 37883), (3524, 37324), (4816, 27311), (5332, 24668), (6167, 21328), (7048, 18662), (9331, 14096), (10664, 12334)]