516941120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^2$

素因数の和:161

約数の個数: 126

約数和(自身を含む): 1303735518

約数和(自身を除く): 786794398

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 410, 496, 620, 656, 820, 961, 992, 1240, 1271, 1312, 1640, 1681, 1922, 1984, 2480, 2542, 2624, 3280, 3362, 3844, 4805, 4960, 5084, 6355, 6560, 6724, 7688, 8405, 9610, 9920, 10168, 12710, 13120, 13448, 15376, 16810, 19220, 20336, 25420, 26896, 30752, 33620, 38440, 39401, 40672, 50840, 52111, 53792, 61504, 67240, 76880, 78802, 81344, 101680, 104222, 107584, 134480, 153760, 157604, 197005, 203360, 208444, 260555, 268960, 307520, 315208, 394010, 406720, 416888, 521110, 537920, 630416, 788020, 833776, 1042220, 1260832, 1576040, 1615441, 1667552, 2084440, 2521664, 3152080, 3230882, 3335104, 4168880, 6304160, 6461764, 8077205, 8337760, 12608320, 12923528, 16154410, 16675520, 25847056, 32308820, 51694112, 64617640, 103388224, 129235280, 258470560, 516941120]

約数ペア:

[(1, 516941120), (2, 258470560), (4, 129235280), (5, 103388224), (8, 64617640), (10, 51694112), (16, 32308820), (20, 25847056), (31, 16675520), (32, 16154410), (40, 12923528), (41, 12608320), (62, 8337760), (64, 8077205), (80, 6461764), (82, 6304160), (124, 4168880), (155, 3335104), (160, 3230882), (164, 3152080), (205, 2521664), (248, 2084440), (310, 1667552), (320, 1615441), (328, 1576040), (410, 1260832), (496, 1042220), (620, 833776), (656, 788020), (820, 630416), (961, 537920), (992, 521110), (1240, 416888), (1271, 406720), (1312, 394010), (1640, 315208), (1681, 307520), (1922, 268960), (1984, 260555), (2480, 208444), (2542, 203360), (2624, 197005), (3280, 157604), (3362, 153760), (3844, 134480), (4805, 107584), (4960, 104222), (5084, 101680), (6355, 81344), (6560, 78802), (6724, 76880), (7688, 67240), (8405, 61504), (9610, 53792), (9920, 52111), (10168, 50840), (12710, 40672), (13120, 39401), (13448, 38440), (15376, 33620), (16810, 30752), (19220, 26896), (20336, 25420)]