689789325160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16087}}^1\times {\mathrm{6343}}^1$

素因数の和:22467

約数の個数: 96

約数和(自身を含む): 1680965619840

約数和(自身を除く): 991176294680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6343, 6760, 12686, 16087, 25372, 31715, 32174, 50744, 63430, 64348, 80435, 82459, 126860, 128696, 160870, 164918, 209131, 253720, 321740, 329836, 412295, 418262, 643480, 659672, 824590, 836524, 1045655, 1071967, 1649180, 1673048, 2091310, 2143934, 2718703, 3298360, 4182620, 4287868, 5359835, 5437406, 8365240, 8575736, 10719670, 10874812, 13593515, 21439340, 21749624, 27187030, 42878680, 54374060, 102039841, 108748120, 204079682, 408159364, 510199205, 816318728, 1020398410, 1326517933, 2040796820, 2653035866, 4081593640, 5306071732, 6632589665, 10612143464, 13265179330, 17244733129, 26530358660, 34489466258, 53060717320, 68978932516, 86223665645, 137957865032, 172447331290, 344894662580, 689789325160]

約数ペア:

[(1, 689789325160), (2, 344894662580), (4, 172447331290), (5, 137957865032), (8, 86223665645), (10, 68978932516), (13, 53060717320), (20, 34489466258), (26, 26530358660), (40, 17244733129), (52, 13265179330), (65, 10612143464), (104, 6632589665), (130, 5306071732), (169, 4081593640), (260, 2653035866), (338, 2040796820), (520, 1326517933), (676, 1020398410), (845, 816318728), (1352, 510199205), (1690, 408159364), (3380, 204079682), (6343, 108748120), (6760, 102039841), (12686, 54374060), (16087, 42878680), (25372, 27187030), (31715, 21749624), (32174, 21439340), (50744, 13593515), (63430, 10874812), (64348, 10719670), (80435, 8575736), (82459, 8365240), (126860, 5437406), (128696, 5359835), (160870, 4287868), (164918, 4182620), (209131, 3298360), (253720, 2718703), (321740, 2143934), (329836, 2091310), (412295, 1673048), (418262, 1649180), (643480, 1071967), (659672, 1045655), (824590, 836524)]