257044250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 526196736

約数和(自身を除く): 269152486

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 125, 155, 170, 250, 310, 425, 527, 775, 850, 1054, 1550, 1951, 2125, 2635, 3875, 3902, 4250, 5270, 7750, 9755, 13175, 19510, 26350, 33167, 48775, 60481, 65875, 66334, 97550, 120962, 131750, 165835, 243875, 302405, 331670, 487750, 604810, 829175, 1028177, 1512025, 1658350, 2056354, 3024050, 4145875, 5140885, 7560125, 8291750, 10281770, 15120250, 25704425, 51408850, 128522125, 257044250]

約数ペア:

[(1, 257044250), (2, 128522125), (5, 51408850), (10, 25704425), (17, 15120250), (25, 10281770), (31, 8291750), (34, 7560125), (50, 5140885), (62, 4145875), (85, 3024050), (125, 2056354), (155, 1658350), (170, 1512025), (250, 1028177), (310, 829175), (425, 604810), (527, 487750), (775, 331670), (850, 302405), (1054, 243875), (1550, 165835), (1951, 131750), (2125, 120962), (2635, 97550), (3875, 66334), (3902, 65875), (4250, 60481), (5270, 48775), (7750, 33167), (9755, 26350), (13175, 19510)]