17751528260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{199321}}^1$

素因数の和:199464

約数の個数: 48

約数和(自身を含む): 38408552112

約数和(自身を除く): 20657023852

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1460, 4453, 8906, 17812, 22265, 44530, 89060, 199321, 398642, 797284, 996605, 1993210, 3986420, 12158581, 14550433, 24317162, 29100866, 48634324, 58201732, 60792905, 72752165, 121585810, 145504330, 243171620, 291008660, 887576413, 1775152826, 3550305652, 4437882065, 8875764130, 17751528260]

約数ペア:

[(1, 17751528260), (2, 8875764130), (4, 4437882065), (5, 3550305652), (10, 1775152826), (20, 887576413), (61, 291008660), (73, 243171620), (122, 145504330), (146, 121585810), (244, 72752165), (292, 60792905), (305, 58201732), (365, 48634324), (610, 29100866), (730, 24317162), (1220, 14550433), (1460, 12158581), (4453, 3986420), (8906, 1993210), (17812, 996605), (22265, 797284), (44530, 398642), (89060, 199321)]