487990875

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 848060928

約数和(自身を除く): 360070053

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 125, 129, 159, 215, 265, 375, 571, 645, 795, 1075, 1325, 1713, 2279, 2855, 3225, 3975, 5375, 6625, 6837, 8565, 11395, 14275, 16125, 19875, 24553, 30263, 34185, 42825, 56975, 71375, 73659, 90789, 122765, 151315, 170925, 214125, 284875, 368295, 453945, 613825, 756575, 854625, 1301309, 1841475, 2269725, 3069125, 3782875, 3903927, 6506545, 9207375, 11348625, 19519635, 32532725, 97598175, 162663625, 487990875]

約数ペア:

[(1, 487990875), (3, 162663625), (5, 97598175), (15, 32532725), (25, 19519635), (43, 11348625), (53, 9207375), (75, 6506545), (125, 3903927), (129, 3782875), (159, 3069125), (215, 2269725), (265, 1841475), (375, 1301309), (571, 854625), (645, 756575), (795, 613825), (1075, 453945), (1325, 368295), (1713, 284875), (2279, 214125), (2855, 170925), (3225, 151315), (3975, 122765), (5375, 90789), (6625, 73659), (6837, 71375), (8565, 56975), (11395, 42825), (14275, 34185), (16125, 30263), (19875, 24553)]