65910650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3327

約数の個数: 48

約数和(自身を含む): 136324608

約数和(自身を除く): 70413958

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 3271, 4030, 6542, 10075, 16355, 20150, 32710, 42523, 81775, 85046, 101401, 163550, 202802, 212615, 425230, 507005, 1014010, 1063075, 1318213, 2126150, 2535025, 2636426, 5070050, 6591065, 13182130, 32955325, 65910650]

約数ペア:

[(1, 65910650), (2, 32955325), (5, 13182130), (10, 6591065), (13, 5070050), (25, 2636426), (26, 2535025), (31, 2126150), (50, 1318213), (62, 1063075), (65, 1014010), (130, 507005), (155, 425230), (310, 212615), (325, 202802), (403, 163550), (650, 101401), (775, 85046), (806, 81775), (1550, 42523), (2015, 32710), (3271, 20150), (4030, 16355), (6542, 10075)]