291298600

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{27481}}^1$

素因数の和:27550

約数の個数: 48

約数和(自身を含む): 690073020

約数和(自身を除く): 398774420

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 10600, 27481, 54962, 109924, 137405, 219848, 274810, 549620, 687025, 1099240, 1374050, 1456493, 2748100, 2912986, 5496200, 5825972, 7282465, 11651944, 14564930, 29129860, 36412325, 58259720, 72824650, 145649300, 291298600]

約数ペア:

[(1, 291298600), (2, 145649300), (4, 72824650), (5, 58259720), (8, 36412325), (10, 29129860), (20, 14564930), (25, 11651944), (40, 7282465), (50, 5825972), (53, 5496200), (100, 2912986), (106, 2748100), (200, 1456493), (212, 1374050), (265, 1099240), (424, 687025), (530, 549620), (1060, 274810), (1325, 219848), (2120, 137405), (2650, 109924), (5300, 54962), (10600, 27481)]