64255875

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^2\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 110763744

約数和(自身を除く): 46507869

約数列:

[1, 3, 5, 15, 25, 53, 61, 75, 125, 159, 183, 265, 305, 375, 795, 915, 1325, 1525, 2809, 3233, 3975, 4575, 6625, 7625, 8427, 9699, 14045, 16165, 19875, 22875, 42135, 48495, 70225, 80825, 171349, 210675, 242475, 351125, 404125, 514047, 856745, 1053375, 1212375, 2570235, 4283725, 12851175, 21418625, 64255875]

約数ペア:

[(1, 64255875), (3, 21418625), (5, 12851175), (15, 4283725), (25, 2570235), (53, 1212375), (61, 1053375), (75, 856745), (125, 514047), (159, 404125), (183, 351125), (265, 242475), (305, 210675), (375, 171349), (795, 80825), (915, 70225), (1325, 48495), (1525, 42135), (2809, 22875), (3233, 19875), (3975, 16165), (4575, 14045), (6625, 9699), (7625, 8427)]