25341220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 57174768

約数和(自身を除く): 31833548

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1021, 1241, 1460, 2042, 2482, 4084, 4964, 5105, 6205, 10210, 12410, 17357, 20420, 24820, 34714, 69428, 74533, 86785, 149066, 173570, 298132, 347140, 372665, 745330, 1267061, 1490660, 2534122, 5068244, 6335305, 12670610, 25341220]

約数ペア:

[(1, 25341220), (2, 12670610), (4, 6335305), (5, 5068244), (10, 2534122), (17, 1490660), (20, 1267061), (34, 745330), (68, 372665), (73, 347140), (85, 298132), (146, 173570), (170, 149066), (292, 86785), (340, 74533), (365, 69428), (730, 34714), (1021, 24820), (1241, 20420), (1460, 17357), (2042, 12410), (2482, 10210), (4084, 6205), (4964, 5105)]