90745928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4078

約数の個数: 64

約数和(自身を含む): 216222720

約数和(自身を除く): 125476792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 4021, 5642, 8042, 11284, 16084, 22568, 28147, 32168, 52273, 56294, 104546, 112588, 124651, 209092, 225176, 249302, 365911, 418184, 498604, 731822, 872557, 997208, 1463644, 1620463, 1745114, 2927288, 3240926, 3490228, 6481852, 6980456, 11343241, 12963704, 22686482, 45372964, 90745928]

約数ペア:

[(1, 90745928), (2, 45372964), (4, 22686482), (7, 12963704), (8, 11343241), (13, 6980456), (14, 6481852), (26, 3490228), (28, 3240926), (31, 2927288), (52, 1745114), (56, 1620463), (62, 1463644), (91, 997208), (104, 872557), (124, 731822), (182, 498604), (217, 418184), (248, 365911), (364, 249302), (403, 225176), (434, 209092), (728, 124651), (806, 112588), (868, 104546), (1612, 56294), (1736, 52273), (2821, 32168), (3224, 28147), (4021, 22568), (5642, 16084), (8042, 11284)]