8348545675

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{661}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 10980090880

約数和(自身を除く): 2631545205

約数列:

[1, 5, 25, 31, 43, 155, 215, 379, 661, 775, 1075, 1333, 1895, 3305, 6665, 9475, 11749, 16297, 16525, 20491, 28423, 33325, 58745, 81485, 102455, 142115, 250519, 293725, 407425, 505207, 512275, 710575, 881113, 1252595, 2526035, 4405565, 6262975, 7766089, 10772317, 12630175, 22027825, 38830445, 53861585, 194152225, 269307925, 333941827, 1669709135, 8348545675]

約数ペア:

[(1, 8348545675), (5, 1669709135), (25, 333941827), (31, 269307925), (43, 194152225), (155, 53861585), (215, 38830445), (379, 22027825), (661, 12630175), (775, 10772317), (1075, 7766089), (1333, 6262975), (1895, 4405565), (3305, 2526035), (6665, 1252595), (9475, 881113), (11749, 710575), (16297, 512275), (16525, 505207), (20491, 407425), (28423, 293725), (33325, 250519), (58745, 142115), (81485, 102455)]