128510830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1609}}^1$

素因数の和:1793

約数の個数: 48

約数和(自身を含む): 270905040

約数和(自身を除く): 142394210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 163, 245, 326, 490, 815, 1141, 1609, 1630, 2282, 3218, 5705, 7987, 8045, 11263, 11410, 15974, 16090, 22526, 39935, 56315, 78841, 79870, 112630, 157682, 262267, 394205, 524534, 788410, 1311335, 1835869, 2622670, 3671738, 9179345, 12851083, 18358690, 25702166, 64255415, 128510830]

約数ペア:

[(1, 128510830), (2, 64255415), (5, 25702166), (7, 18358690), (10, 12851083), (14, 9179345), (35, 3671738), (49, 2622670), (70, 1835869), (98, 1311335), (163, 788410), (245, 524534), (326, 394205), (490, 262267), (815, 157682), (1141, 112630), (1609, 79870), (1630, 78841), (2282, 56315), (3218, 39935), (5705, 22526), (7987, 16090), (8045, 15974), (11263, 11410)]