20147647850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{2441}}^1$

素因数の和:2856

約数の個数: 96

約数和(自身を含む): 41969188800

約数和(自身を除く): 21821540950

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 349, 430, 473, 550, 698, 946, 1075, 1745, 2150, 2365, 2441, 3490, 3839, 4730, 4882, 7678, 8725, 11825, 12205, 15007, 17450, 19195, 23650, 24410, 26851, 30014, 38390, 53702, 61025, 75035, 95975, 104963, 122050, 134255, 150070, 165077, 191950, 209926, 268510, 330154, 375175, 524815, 671275, 750350, 825385, 851909, 1049630, 1154593, 1342550, 1650770, 1703818, 2309186, 2624075, 4126925, 4259545, 5248150, 5772965, 8253850, 8519090, 9370999, 11545930, 18741998, 21297725, 28864825, 36632087, 42595450, 46854995, 57729650, 73264174, 93709990, 183160435, 234274975, 366320870, 402952957, 468549950, 805905914, 915802175, 1831604350, 2014764785, 4029529570, 10073823925, 20147647850]

約数ペア:

[(1, 20147647850), (2, 10073823925), (5, 4029529570), (10, 2014764785), (11, 1831604350), (22, 915802175), (25, 805905914), (43, 468549950), (50, 402952957), (55, 366320870), (86, 234274975), (110, 183160435), (215, 93709990), (275, 73264174), (349, 57729650), (430, 46854995), (473, 42595450), (550, 36632087), (698, 28864825), (946, 21297725), (1075, 18741998), (1745, 11545930), (2150, 9370999), (2365, 8519090), (2441, 8253850), (3490, 5772965), (3839, 5248150), (4730, 4259545), (4882, 4126925), (7678, 2624075), (8725, 2309186), (11825, 1703818), (12205, 1650770), (15007, 1342550), (17450, 1154593), (19195, 1049630), (23650, 851909), (24410, 825385), (26851, 750350), (30014, 671275), (38390, 524815), (53702, 375175), (61025, 330154), (75035, 268510), (95975, 209926), (104963, 191950), (122050, 165077), (134255, 150070)]