71318625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 137479680

約数和(自身を除く): 66161055

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 101, 105, 125, 175, 269, 303, 375, 505, 525, 707, 807, 875, 1345, 1515, 1883, 2121, 2525, 2625, 3535, 4035, 5649, 6725, 7575, 9415, 10605, 12625, 17675, 20175, 27169, 28245, 33625, 37875, 47075, 53025, 81507, 88375, 100875, 135845, 141225, 190183, 235375, 265125, 407535, 570549, 679225, 706125, 950915, 2037675, 2852745, 3396125, 4754575, 10188375, 14263725, 23772875, 71318625]

約数ペア:

[(1, 71318625), (3, 23772875), (5, 14263725), (7, 10188375), (15, 4754575), (21, 3396125), (25, 2852745), (35, 2037675), (75, 950915), (101, 706125), (105, 679225), (125, 570549), (175, 407535), (269, 265125), (303, 235375), (375, 190183), (505, 141225), (525, 135845), (707, 100875), (807, 88375), (875, 81507), (1345, 53025), (1515, 47075), (1883, 37875), (2121, 33625), (2525, 28245), (2625, 27169), (3535, 20175), (4035, 17675), (5649, 12625), (6725, 10605), (7575, 9415)]