153253640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{225373}}^1$

素因数の和:225401

約数の個数: 32

約数和(自身を含む): 365105880

約数和(自身を除く): 211852240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 225373, 450746, 901492, 1126865, 1802984, 2253730, 3831341, 4507460, 7662682, 9014920, 15325364, 19156705, 30650728, 38313410, 76626820, 153253640]

約数ペア:

[(1, 153253640), (2, 76626820), (4, 38313410), (5, 30650728), (8, 19156705), (10, 15325364), (17, 9014920), (20, 7662682), (34, 4507460), (40, 3831341), (68, 2253730), (85, 1802984), (136, 1126865), (170, 901492), (340, 450746), (680, 225373)]