25187580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12721}}^1$

素因数の和:12747

約数の個数: 72

約数和(自身を含む): 83354544

約数和(自身を除く): 58166964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 12721, 25442, 38163, 50884, 63605, 76326, 114489, 127210, 139931, 152652, 190815, 228978, 254420, 279862, 381630, 419793, 457956, 559724, 572445, 699655, 763260, 839586, 1144890, 1259379, 1399310, 1679172, 2098965, 2289780, 2518758, 2798620, 4197930, 5037516, 6296895, 8395860, 12593790, 25187580]

約数ペア:

[(1, 25187580), (2, 12593790), (3, 8395860), (4, 6296895), (5, 5037516), (6, 4197930), (9, 2798620), (10, 2518758), (11, 2289780), (12, 2098965), (15, 1679172), (18, 1399310), (20, 1259379), (22, 1144890), (30, 839586), (33, 763260), (36, 699655), (44, 572445), (45, 559724), (55, 457956), (60, 419793), (66, 381630), (90, 279862), (99, 254420), (110, 228978), (132, 190815), (165, 152652), (180, 139931), (198, 127210), (220, 114489), (330, 76326), (396, 63605), (495, 50884), (660, 38163), (990, 25442), (1980, 12721)]