91020400

素因数分解:

$2^4\times 5^2\times {\mathrm{313}}^1\times {\mathrm{727}}^1$

素因数の和:1058

約数の個数: 60

約数和(自身を含む): 219676912

約数和(自身を除く): 128656512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 313, 400, 626, 727, 1252, 1454, 1565, 2504, 2908, 3130, 3635, 5008, 5816, 6260, 7270, 7825, 11632, 12520, 14540, 15650, 18175, 25040, 29080, 31300, 36350, 58160, 62600, 72700, 125200, 145400, 227551, 290800, 455102, 910204, 1137755, 1820408, 2275510, 3640816, 4551020, 5688775, 9102040, 11377550, 18204080, 22755100, 45510200, 91020400]

約数ペア:

[(1, 91020400), (2, 45510200), (4, 22755100), (5, 18204080), (8, 11377550), (10, 9102040), (16, 5688775), (20, 4551020), (25, 3640816), (40, 2275510), (50, 1820408), (80, 1137755), (100, 910204), (200, 455102), (313, 290800), (400, 227551), (626, 145400), (727, 125200), (1252, 72700), (1454, 62600), (1565, 58160), (2504, 36350), (2908, 31300), (3130, 29080), (3635, 25040), (5008, 18175), (5816, 15650), (6260, 14540), (7270, 12520), (7825, 11632)]