25472295

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 20859705

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 131, 145, 149, 261, 393, 435, 447, 655, 745, 1179, 1305, 1341, 1965, 2235, 3799, 4321, 5895, 6705, 11397, 12963, 18995, 19519, 21605, 34191, 38889, 56985, 58557, 64815, 97595, 170955, 175671, 194445, 292785, 566051, 878355, 1698153, 2830255, 5094459, 8490765, 25472295]

約数ペア:

[(1, 25472295), (3, 8490765), (5, 5094459), (9, 2830255), (15, 1698153), (29, 878355), (45, 566051), (87, 292785), (131, 194445), (145, 175671), (149, 170955), (261, 97595), (393, 64815), (435, 58557), (447, 56985), (655, 38889), (745, 34191), (1179, 21605), (1305, 19519), (1341, 18995), (1965, 12963), (2235, 11397), (3799, 6705), (4321, 5895)]