66744580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4219}}^1$

素因数の和:4348

約数の個数: 48

約数和(自身を含む): 161642880

約数和(自身を除く): 94898300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4219, 7910, 8438, 15820, 16876, 21095, 29533, 42190, 59066, 84380, 118132, 147665, 295330, 476747, 590660, 953494, 1906988, 2383735, 3337229, 4767470, 6674458, 9534940, 13348916, 16686145, 33372290, 66744580]

約数ペア:

[(1, 66744580), (2, 33372290), (4, 16686145), (5, 13348916), (7, 9534940), (10, 6674458), (14, 4767470), (20, 3337229), (28, 2383735), (35, 1906988), (70, 953494), (113, 590660), (140, 476747), (226, 295330), (452, 147665), (565, 118132), (791, 84380), (1130, 59066), (1582, 42190), (2260, 29533), (3164, 21095), (3955, 16876), (4219, 15820), (7910, 8438)]