25973180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 56337120

約数和(自身を除く): 30363940

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 229, 265, 428, 458, 530, 535, 916, 1060, 1070, 1145, 2140, 2290, 4580, 5671, 11342, 12137, 22684, 24274, 24503, 28355, 48548, 49006, 56710, 60685, 98012, 113420, 121370, 122515, 242740, 245030, 490060, 1298659, 2597318, 5194636, 6493295, 12986590, 25973180]

約数ペア:

[(1, 25973180), (2, 12986590), (4, 6493295), (5, 5194636), (10, 2597318), (20, 1298659), (53, 490060), (106, 245030), (107, 242740), (212, 122515), (214, 121370), (229, 113420), (265, 98012), (428, 60685), (458, 56710), (530, 49006), (535, 48548), (916, 28355), (1060, 24503), (1070, 24274), (1145, 22684), (2140, 12137), (2290, 11342), (4580, 5671)]