39952900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 94870664

約数和(自身を除く): 54917764

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 73, 100, 130, 146, 260, 292, 325, 365, 421, 650, 730, 842, 949, 1300, 1460, 1684, 1825, 1898, 2105, 3650, 3796, 4210, 4745, 5473, 7300, 8420, 9490, 10525, 10946, 18980, 21050, 21892, 23725, 27365, 30733, 42100, 47450, 54730, 61466, 94900, 109460, 122932, 136825, 153665, 273650, 307330, 399529, 547300, 614660, 768325, 799058, 1536650, 1598116, 1997645, 3073300, 3995290, 7990580, 9988225, 19976450, 39952900]

約数ペア:

[(1, 39952900), (2, 19976450), (4, 9988225), (5, 7990580), (10, 3995290), (13, 3073300), (20, 1997645), (25, 1598116), (26, 1536650), (50, 799058), (52, 768325), (65, 614660), (73, 547300), (100, 399529), (130, 307330), (146, 273650), (260, 153665), (292, 136825), (325, 122932), (365, 109460), (421, 94900), (650, 61466), (730, 54730), (842, 47450), (949, 42100), (1300, 30733), (1460, 27365), (1684, 23725), (1825, 21892), (1898, 21050), (2105, 18980), (3650, 10946), (3796, 10525), (4210, 9490), (4745, 8420), (5473, 7300)]