89897120

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 220449600

約数和(自身を除く): 130552480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 89, 107, 118, 160, 178, 214, 236, 295, 356, 428, 445, 472, 535, 590, 712, 856, 890, 944, 1070, 1180, 1424, 1712, 1780, 1888, 2140, 2360, 2848, 3424, 3560, 4280, 4720, 5251, 6313, 7120, 8560, 9440, 9523, 10502, 12626, 14240, 17120, 19046, 21004, 25252, 26255, 31565, 38092, 42008, 47615, 50504, 52510, 63130, 76184, 84016, 95230, 101008, 105020, 126260, 152368, 168032, 190460, 202016, 210040, 252520, 304736, 380920, 420080, 505040, 561857, 761840, 840160, 1010080, 1123714, 1523680, 2247428, 2809285, 4494856, 5618570, 8989712, 11237140, 17979424, 22474280, 44948560, 89897120]

約数ペア:

[(1, 89897120), (2, 44948560), (4, 22474280), (5, 17979424), (8, 11237140), (10, 8989712), (16, 5618570), (20, 4494856), (32, 2809285), (40, 2247428), (59, 1523680), (80, 1123714), (89, 1010080), (107, 840160), (118, 761840), (160, 561857), (178, 505040), (214, 420080), (236, 380920), (295, 304736), (356, 252520), (428, 210040), (445, 202016), (472, 190460), (535, 168032), (590, 152368), (712, 126260), (856, 105020), (890, 101008), (944, 95230), (1070, 84016), (1180, 76184), (1424, 63130), (1712, 52510), (1780, 50504), (1888, 47615), (2140, 42008), (2360, 38092), (2848, 31565), (3424, 26255), (3560, 25252), (4280, 21004), (4720, 19046), (5251, 17120), (6313, 14240), (7120, 12626), (8560, 10502), (9440, 9523)]