25048735010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1\times {\mathrm{3863}}^1$

素因数の和:5523

約数の個数: 64

約数和(自身を含む): 50166466560

約数和(自身を除く): 25117731550

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1609, 2015, 3218, 3863, 4030, 7726, 8045, 16090, 19315, 20917, 38630, 41834, 49879, 50219, 99758, 100438, 104585, 119753, 209170, 239506, 249395, 251095, 498790, 502190, 598765, 648427, 1197530, 1296854, 1556789, 3113578, 3242135, 6215567, 6484270, 7783945, 12431134, 15567890, 31077835, 62155670, 80802371, 161604742, 192682577, 385365154, 404011855, 808023710, 963412885, 1926825770, 2504873501, 5009747002, 12524367505, 25048735010]

約数ペア:

[(1, 25048735010), (2, 12524367505), (5, 5009747002), (10, 2504873501), (13, 1926825770), (26, 963412885), (31, 808023710), (62, 404011855), (65, 385365154), (130, 192682577), (155, 161604742), (310, 80802371), (403, 62155670), (806, 31077835), (1609, 15567890), (2015, 12431134), (3218, 7783945), (3863, 6484270), (4030, 6215567), (7726, 3242135), (8045, 3113578), (16090, 1556789), (19315, 1296854), (20917, 1197530), (38630, 648427), (41834, 598765), (49879, 502190), (50219, 498790), (99758, 251095), (100438, 249395), (104585, 239506), (119753, 209170)]