210265250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2148

約数の個数: 64

約数和(自身を含む): 437778432

約数和(自身を除く): 227513182

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, 2087, 3250, 3875, 4030, 4174, 7750, 10075, 10435, 20150, 20870, 27131, 50375, 52175, 54262, 64697, 100750, 104350, 129394, 135655, 260875, 271310, 323485, 521750, 646970, 678275, 841061, 1356550, 1617425, 1682122, 3234850, 3391375, 4205305, 6782750, 8087125, 8410610, 16174250, 21026525, 42053050, 105132625, 210265250]

約数ペア:

[(1, 210265250), (2, 105132625), (5, 42053050), (10, 21026525), (13, 16174250), (25, 8410610), (26, 8087125), (31, 6782750), (50, 4205305), (62, 3391375), (65, 3234850), (125, 1682122), (130, 1617425), (155, 1356550), (250, 841061), (310, 678275), (325, 646970), (403, 521750), (650, 323485), (775, 271310), (806, 260875), (1550, 135655), (1625, 129394), (2015, 104350), (2087, 100750), (3250, 64697), (3875, 54262), (4030, 52175), (4174, 50375), (7750, 27131), (10075, 20870), (10435, 20150)]