25541840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8629}}^1$

素因数の和:8679

約数の個数: 40

約数和(自身を含む): 60996840

約数和(自身を除く): 35455000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 8629, 17258, 34516, 43145, 69032, 86290, 138064, 172580, 319273, 345160, 638546, 690320, 1277092, 1596365, 2554184, 3192730, 5108368, 6385460, 12770920, 25541840]

約数ペア:

[(1, 25541840), (2, 12770920), (4, 6385460), (5, 5108368), (8, 3192730), (10, 2554184), (16, 1596365), (20, 1277092), (37, 690320), (40, 638546), (74, 345160), (80, 319273), (148, 172580), (185, 138064), (296, 86290), (370, 69032), (592, 43145), (740, 34516), (1480, 17258), (2960, 8629)]