815367006725

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{21601}}^1$

素因数の和:21990

約数の個数: 48

約数和(自身を含む): 1041136904640

約数和(自身を除く): 225769897915

約数列:

[1, 5, 25, 59, 157, 163, 295, 785, 815, 1475, 3925, 4075, 9263, 9617, 21601, 25591, 46315, 48085, 108005, 127955, 231575, 240425, 540025, 639775, 1274459, 1509869, 3391357, 3520963, 6372295, 7549345, 16956785, 17604815, 31861475, 37746725, 84783925, 88024075, 200090063, 207736817, 552791191, 1000450315, 1038684085, 2763955955, 5002251575, 5193420425, 13819779775, 32614680269, 163073401345, 815367006725]

約数ペア:

[(1, 815367006725), (5, 163073401345), (25, 32614680269), (59, 13819779775), (157, 5193420425), (163, 5002251575), (295, 2763955955), (785, 1038684085), (815, 1000450315), (1475, 552791191), (3925, 207736817), (4075, 200090063), (9263, 88024075), (9617, 84783925), (21601, 37746725), (25591, 31861475), (46315, 17604815), (48085, 16956785), (108005, 7549345), (127955, 6372295), (231575, 3520963), (240425, 3391357), (540025, 1509869), (639775, 1274459)]