521567150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19571}}^1$

素因数の和:19637

約数の個数: 48

約数和(自身を含む): 1070275248

約数和(自身を除く): 548708098

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 1025, 1066, 2050, 2665, 5330, 13325, 19571, 26650, 39142, 97855, 195710, 254423, 489275, 508846, 802411, 978550, 1272115, 1604822, 2544230, 4012055, 6360575, 8024110, 10431343, 12721150, 20060275, 20862686, 40120550, 52156715, 104313430, 260783575, 521567150]

約数ペア:

[(1, 521567150), (2, 260783575), (5, 104313430), (10, 52156715), (13, 40120550), (25, 20862686), (26, 20060275), (41, 12721150), (50, 10431343), (65, 8024110), (82, 6360575), (130, 4012055), (205, 2544230), (325, 1604822), (410, 1272115), (533, 978550), (650, 802411), (1025, 508846), (1066, 489275), (2050, 254423), (2665, 195710), (5330, 97855), (13325, 39142), (19571, 26650)]