245930750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2502

約数の個数: 64

約数和(自身を含む): 511999488

約数和(自身を除く): 266068738

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 806, 1550, 1625, 2015, 2441, 3250, 3875, 4030, 4882, 7750, 10075, 12205, 20150, 24410, 31733, 50375, 61025, 63466, 75671, 100750, 122050, 151342, 158665, 305125, 317330, 378355, 610250, 756710, 793325, 983723, 1586650, 1891775, 1967446, 3783550, 3966625, 4918615, 7933250, 9458875, 9837230, 18917750, 24593075, 49186150, 122965375, 245930750]

約数ペア:

[(1, 245930750), (2, 122965375), (5, 49186150), (10, 24593075), (13, 18917750), (25, 9837230), (26, 9458875), (31, 7933250), (50, 4918615), (62, 3966625), (65, 3783550), (125, 1967446), (130, 1891775), (155, 1586650), (250, 983723), (310, 793325), (325, 756710), (403, 610250), (650, 378355), (775, 317330), (806, 305125), (1550, 158665), (1625, 151342), (2015, 122050), (2441, 100750), (3250, 75671), (3875, 63466), (4030, 61025), (4882, 50375), (7750, 31733), (10075, 24410), (12205, 20150)]