266977750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 554973120

約数和(自身を除く): 287995370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 89, 125, 130, 142, 169, 178, 250, 325, 338, 355, 445, 650, 710, 845, 890, 923, 1157, 1625, 1690, 1775, 1846, 2225, 2314, 3250, 3550, 4225, 4450, 4615, 5785, 6319, 8450, 8875, 9230, 11125, 11570, 11999, 12638, 15041, 17750, 21125, 22250, 23075, 23998, 28925, 30082, 31595, 42250, 46150, 57850, 59995, 63190, 75205, 82147, 115375, 119990, 144625, 150410, 157975, 164294, 230750, 289250, 299975, 315950, 376025, 410735, 599950, 752050, 789875, 821470, 1067911, 1499875, 1579750, 1880125, 2053675, 2135822, 2999750, 3760250, 4107350, 5339555, 10268375, 10679110, 20536750, 26697775, 53395550, 133488875, 266977750]

約数ペア:

[(1, 266977750), (2, 133488875), (5, 53395550), (10, 26697775), (13, 20536750), (25, 10679110), (26, 10268375), (50, 5339555), (65, 4107350), (71, 3760250), (89, 2999750), (125, 2135822), (130, 2053675), (142, 1880125), (169, 1579750), (178, 1499875), (250, 1067911), (325, 821470), (338, 789875), (355, 752050), (445, 599950), (650, 410735), (710, 376025), (845, 315950), (890, 299975), (923, 289250), (1157, 230750), (1625, 164294), (1690, 157975), (1775, 150410), (1846, 144625), (2225, 119990), (2314, 115375), (3250, 82147), (3550, 75205), (4225, 63190), (4450, 59995), (4615, 57850), (5785, 46150), (6319, 42250), (8450, 31595), (8875, 30082), (9230, 28925), (11125, 23998), (11570, 23075), (11999, 22250), (12638, 21125), (15041, 17750)]