79008800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 212611392

約数和(自身を除く): 133602592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 71, 80, 100, 104, 107, 130, 142, 160, 200, 208, 214, 260, 284, 325, 355, 400, 416, 428, 520, 535, 568, 650, 710, 800, 856, 923, 1040, 1070, 1136, 1300, 1391, 1420, 1712, 1775, 1846, 2080, 2140, 2272, 2600, 2675, 2782, 2840, 3424, 3550, 3692, 4280, 4615, 5200, 5350, 5564, 5680, 6955, 7100, 7384, 7597, 8560, 9230, 10400, 10700, 11128, 11360, 13910, 14200, 14768, 15194, 17120, 18460, 21400, 22256, 23075, 27820, 28400, 29536, 30388, 34775, 36920, 37985, 42800, 44512, 46150, 55640, 56800, 60776, 69550, 73840, 75970, 85600, 92300, 98761, 111280, 121552, 139100, 147680, 151940, 184600, 189925, 197522, 222560, 243104, 278200, 303880, 369200, 379850, 395044, 493805, 556400, 607760, 738400, 759700, 790088, 987610, 1112800, 1215520, 1519400, 1580176, 1975220, 2469025, 3038800, 3160352, 3950440, 4938050, 6077600, 7900880, 9876100, 15801760, 19752200, 39504400, 79008800]

約数ペア:

[(1, 79008800), (2, 39504400), (4, 19752200), (5, 15801760), (8, 9876100), (10, 7900880), (13, 6077600), (16, 4938050), (20, 3950440), (25, 3160352), (26, 3038800), (32, 2469025), (40, 1975220), (50, 1580176), (52, 1519400), (65, 1215520), (71, 1112800), (80, 987610), (100, 790088), (104, 759700), (107, 738400), (130, 607760), (142, 556400), (160, 493805), (200, 395044), (208, 379850), (214, 369200), (260, 303880), (284, 278200), (325, 243104), (355, 222560), (400, 197522), (416, 189925), (428, 184600), (520, 151940), (535, 147680), (568, 139100), (650, 121552), (710, 111280), (800, 98761), (856, 92300), (923, 85600), (1040, 75970), (1070, 73840), (1136, 69550), (1300, 60776), (1391, 56800), (1420, 55640), (1712, 46150), (1775, 44512), (1846, 42800), (2080, 37985), (2140, 36920), (2272, 34775), (2600, 30388), (2675, 29536), (2782, 28400), (2840, 27820), (3424, 23075), (3550, 22256), (3692, 21400), (4280, 18460), (4615, 17120), (5200, 15194), (5350, 14768), (5564, 14200), (5680, 13910), (6955, 11360), (7100, 11128), (7384, 10700), (7597, 10400), (8560, 9230)]