25815460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{433}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 59496192

約数和(自身を除く): 33680732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 433, 542, 866, 1084, 1355, 1732, 2165, 2710, 2981, 4330, 4763, 5420, 5962, 8660, 9526, 11924, 14905, 19052, 23815, 29810, 47630, 59620, 95260, 117343, 234686, 469372, 586715, 1173430, 1290773, 2346860, 2581546, 5163092, 6453865, 12907730, 25815460]

約数ペア:

[(1, 25815460), (2, 12907730), (4, 6453865), (5, 5163092), (10, 2581546), (11, 2346860), (20, 1290773), (22, 1173430), (44, 586715), (55, 469372), (110, 234686), (220, 117343), (271, 95260), (433, 59620), (542, 47630), (866, 29810), (1084, 23815), (1355, 19052), (1732, 14905), (2165, 11924), (2710, 9526), (2981, 8660), (4330, 5962), (4763, 5420)]