81508812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5189}}^1$

素因数の和:5231

約数の個数: 96

約数和(自身を含む): 251112960

約数和(自身を除く): 169604148

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1309, 1428, 2244, 2618, 3927, 5189, 5236, 7854, 10378, 15567, 15708, 20756, 31134, 36323, 57079, 62268, 72646, 88213, 108969, 114158, 145292, 171237, 176426, 217938, 228316, 264639, 342474, 352852, 399553, 435876, 529278, 617491, 684948, 799106, 970343, 1058556, 1198659, 1234982, 1598212, 1852473, 1940686, 2397318, 2469964, 2911029, 3704946, 3881372, 4794636, 5822058, 6792401, 7409892, 11644116, 13584802, 20377203, 27169604, 40754406, 81508812]

約数ペア:

[(1, 81508812), (2, 40754406), (3, 27169604), (4, 20377203), (6, 13584802), (7, 11644116), (11, 7409892), (12, 6792401), (14, 5822058), (17, 4794636), (21, 3881372), (22, 3704946), (28, 2911029), (33, 2469964), (34, 2397318), (42, 1940686), (44, 1852473), (51, 1598212), (66, 1234982), (68, 1198659), (77, 1058556), (84, 970343), (102, 799106), (119, 684948), (132, 617491), (154, 529278), (187, 435876), (204, 399553), (231, 352852), (238, 342474), (308, 264639), (357, 228316), (374, 217938), (462, 176426), (476, 171237), (561, 145292), (714, 114158), (748, 108969), (924, 88213), (1122, 72646), (1309, 62268), (1428, 57079), (2244, 36323), (2618, 31134), (3927, 20756), (5189, 15708), (5236, 15567), (7854, 10378)]