87917104

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 199272960

約数和(自身を除く): 111355856

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 61, 76, 88, 122, 152, 176, 209, 244, 304, 418, 431, 488, 671, 836, 862, 976, 1159, 1342, 1672, 1724, 2318, 2684, 3344, 3448, 4636, 4741, 5368, 6896, 8189, 9272, 9482, 10736, 12749, 16378, 18544, 18964, 25498, 26291, 32756, 37928, 50996, 52582, 65512, 75856, 90079, 101992, 105164, 131024, 180158, 203984, 210328, 289201, 360316, 420656, 499529, 578402, 720632, 999058, 1156804, 1441264, 1998116, 2313608, 3996232, 4627216, 5494819, 7992464, 10989638, 21979276, 43958552, 87917104]

約数ペア:

[(1, 87917104), (2, 43958552), (4, 21979276), (8, 10989638), (11, 7992464), (16, 5494819), (19, 4627216), (22, 3996232), (38, 2313608), (44, 1998116), (61, 1441264), (76, 1156804), (88, 999058), (122, 720632), (152, 578402), (176, 499529), (209, 420656), (244, 360316), (304, 289201), (418, 210328), (431, 203984), (488, 180158), (671, 131024), (836, 105164), (862, 101992), (976, 90079), (1159, 75856), (1342, 65512), (1672, 52582), (1724, 50996), (2318, 37928), (2684, 32756), (3344, 26291), (3448, 25498), (4636, 18964), (4741, 18544), (5368, 16378), (6896, 12749), (8189, 10736), (9272, 9482)]