17938150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 35140608

約数和(自身を除く): 17202458

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 163, 310, 326, 355, 710, 775, 815, 1550, 1630, 1775, 2201, 3550, 4075, 4402, 5053, 8150, 10106, 11005, 11573, 22010, 23146, 25265, 50530, 55025, 57865, 110050, 115730, 126325, 252650, 289325, 358763, 578650, 717526, 1793815, 3587630, 8969075, 17938150]

約数ペア:

[(1, 17938150), (2, 8969075), (5, 3587630), (10, 1793815), (25, 717526), (31, 578650), (50, 358763), (62, 289325), (71, 252650), (142, 126325), (155, 115730), (163, 110050), (310, 57865), (326, 55025), (355, 50530), (710, 25265), (775, 23146), (815, 22010), (1550, 11573), (1630, 11005), (1775, 10106), (2201, 8150), (3550, 5053), (4075, 4402)]