205831470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1013}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 533542464

約数和(自身を除く): 327710994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 521, 1013, 1042, 1563, 2026, 2605, 3039, 3126, 5065, 5210, 6078, 6773, 7815, 10130, 13169, 13546, 15195, 15630, 20319, 26338, 30390, 33865, 39507, 40638, 65845, 67730, 79014, 101595, 131690, 197535, 203190, 395070, 527773, 1055546, 1583319, 2638865, 3166638, 5277730, 6861049, 7916595, 13722098, 15833190, 20583147, 34305245, 41166294, 68610490, 102915735, 205831470]

約数ペア:

[(1, 205831470), (2, 102915735), (3, 68610490), (5, 41166294), (6, 34305245), (10, 20583147), (13, 15833190), (15, 13722098), (26, 7916595), (30, 6861049), (39, 5277730), (65, 3166638), (78, 2638865), (130, 1583319), (195, 1055546), (390, 527773), (521, 395070), (1013, 203190), (1042, 197535), (1563, 131690), (2026, 101595), (2605, 79014), (3039, 67730), (3126, 65845), (5065, 40638), (5210, 39507), (6078, 33865), (6773, 30390), (7815, 26338), (10130, 20319), (13169, 15630), (13546, 15195)]