128045360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94151}}^1$

素因数の和:94181

約数の個数: 40

約数和(自身を含む): 315220896

約数和(自身を除く): 187175536

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 94151, 188302, 376604, 470755, 753208, 941510, 1506416, 1600567, 1883020, 3201134, 3766040, 6402268, 7532080, 8002835, 12804536, 16005670, 25609072, 32011340, 64022680, 128045360]

約数ペア:

[(1, 128045360), (2, 64022680), (4, 32011340), (5, 25609072), (8, 16005670), (10, 12804536), (16, 8002835), (17, 7532080), (20, 6402268), (34, 3766040), (40, 3201134), (68, 1883020), (80, 1600567), (85, 1506416), (136, 941510), (170, 753208), (272, 470755), (340, 376604), (680, 188302), (1360, 94151)]