2011574125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{827}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 2883029760

約数和(自身を除く): 871455635

約数列:

[1, 5, 11, 25, 29, 55, 61, 125, 145, 275, 305, 319, 671, 725, 827, 1375, 1525, 1595, 1769, 3355, 3625, 4135, 7625, 7975, 8845, 9097, 16775, 19459, 20675, 23983, 39875, 44225, 45485, 50447, 83875, 97295, 103375, 119915, 221125, 227425, 252235, 263813, 486475, 554917, 599575, 1137125, 1261175, 1319065, 1462963, 2432375, 2774585, 2997875, 6305875, 6595325, 7314815, 13872925, 16092593, 32976625, 36574075, 69364625, 80462965, 182870375, 402314825, 2011574125]

約数ペア:

[(1, 2011574125), (5, 402314825), (11, 182870375), (25, 80462965), (29, 69364625), (55, 36574075), (61, 32976625), (125, 16092593), (145, 13872925), (275, 7314815), (305, 6595325), (319, 6305875), (671, 2997875), (725, 2774585), (827, 2432375), (1375, 1462963), (1525, 1319065), (1595, 1261175), (1769, 1137125), (3355, 599575), (3625, 554917), (4135, 486475), (7625, 263813), (7975, 252235), (8845, 227425), (9097, 221125), (16775, 119915), (19459, 103375), (20675, 97295), (23983, 83875), (39875, 50447), (44225, 45485)]