875830780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{25357}}^1$

素因数の和:25534

約数の個数: 48

約数和(自身を含む): 2019308256

約数和(自身を除く): 1143477476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1727, 3140, 3454, 6908, 8635, 17270, 25357, 34540, 50714, 101428, 126785, 253570, 278927, 507140, 557854, 1115708, 1394635, 2789270, 3981049, 5578540, 7962098, 15924196, 19905245, 39810490, 43791539, 79620980, 87583078, 175166156, 218957695, 437915390, 875830780]

約数ペア:

[(1, 875830780), (2, 437915390), (4, 218957695), (5, 175166156), (10, 87583078), (11, 79620980), (20, 43791539), (22, 39810490), (44, 19905245), (55, 15924196), (110, 7962098), (157, 5578540), (220, 3981049), (314, 2789270), (628, 1394635), (785, 1115708), (1570, 557854), (1727, 507140), (3140, 278927), (3454, 253570), (6908, 126785), (8635, 101428), (17270, 50714), (25357, 34540)]