28970600

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3533}}^1$

素因数の和:3590

約数の個数: 48

約数和(自身を含む): 69019020

約数和(自身を除く): 40048420

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 3533, 4100, 7066, 8200, 14132, 17665, 28264, 35330, 70660, 88325, 141320, 144853, 176650, 289706, 353300, 579412, 706600, 724265, 1158824, 1448530, 2897060, 3621325, 5794120, 7242650, 14485300, 28970600]

約数ペア:

[(1, 28970600), (2, 14485300), (4, 7242650), (5, 5794120), (8, 3621325), (10, 2897060), (20, 1448530), (25, 1158824), (40, 724265), (41, 706600), (50, 579412), (82, 353300), (100, 289706), (164, 176650), (200, 144853), (205, 141320), (328, 88325), (410, 70660), (820, 35330), (1025, 28264), (1640, 17665), (2050, 14132), (3533, 8200), (4100, 7066)]