61415000

素因数分解:

$2^3\times 5^4\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 146765520

約数和(自身を除く): 85350520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 173, 200, 250, 284, 346, 355, 500, 568, 625, 692, 710, 865, 1000, 1250, 1384, 1420, 1730, 1775, 2500, 2840, 3460, 3550, 4325, 5000, 6920, 7100, 8650, 8875, 12283, 14200, 17300, 17750, 21625, 24566, 34600, 35500, 43250, 44375, 49132, 61415, 71000, 86500, 88750, 98264, 108125, 122830, 173000, 177500, 216250, 245660, 307075, 355000, 432500, 491320, 614150, 865000, 1228300, 1535375, 2456600, 3070750, 6141500, 7676875, 12283000, 15353750, 30707500, 61415000]

約数ペア:

[(1, 61415000), (2, 30707500), (4, 15353750), (5, 12283000), (8, 7676875), (10, 6141500), (20, 3070750), (25, 2456600), (40, 1535375), (50, 1228300), (71, 865000), (100, 614150), (125, 491320), (142, 432500), (173, 355000), (200, 307075), (250, 245660), (284, 216250), (346, 177500), (355, 173000), (500, 122830), (568, 108125), (625, 98264), (692, 88750), (710, 86500), (865, 71000), (1000, 61415), (1250, 49132), (1384, 44375), (1420, 43250), (1730, 35500), (1775, 34600), (2500, 24566), (2840, 21625), (3460, 17750), (3550, 17300), (4325, 14200), (5000, 12283), (6920, 8875), (7100, 8650)]