25957750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 61248096

約数和(自身を除く): 35290346

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 125, 130, 163, 175, 182, 245, 250, 325, 326, 350, 455, 490, 637, 650, 815, 875, 910, 1141, 1225, 1274, 1625, 1630, 1750, 2119, 2275, 2282, 2450, 3185, 3250, 4075, 4238, 4550, 5705, 6125, 6370, 7987, 8150, 10595, 11375, 11410, 12250, 14833, 15925, 15974, 20375, 21190, 22750, 28525, 29666, 31850, 39935, 40750, 52975, 57050, 74165, 79625, 79870, 103831, 105950, 142625, 148330, 159250, 199675, 207662, 264875, 285250, 370825, 399350, 519155, 529750, 741650, 998375, 1038310, 1854125, 1996750, 2595775, 3708250, 5191550, 12978875, 25957750]

約数ペア:

[(1, 25957750), (2, 12978875), (5, 5191550), (7, 3708250), (10, 2595775), (13, 1996750), (14, 1854125), (25, 1038310), (26, 998375), (35, 741650), (49, 529750), (50, 519155), (65, 399350), (70, 370825), (91, 285250), (98, 264875), (125, 207662), (130, 199675), (163, 159250), (175, 148330), (182, 142625), (245, 105950), (250, 103831), (325, 79870), (326, 79625), (350, 74165), (455, 57050), (490, 52975), (637, 40750), (650, 39935), (815, 31850), (875, 29666), (910, 28525), (1141, 22750), (1225, 21190), (1274, 20375), (1625, 15974), (1630, 15925), (1750, 14833), (2119, 12250), (2275, 11410), (2282, 11375), (2450, 10595), (3185, 8150), (3250, 7987), (4075, 6370), (4238, 6125), (4550, 5705)]