858878075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 1219421952

約数和(自身を除く): 360543877

約数列:

[1, 5, 11, 23, 25, 55, 115, 251, 253, 275, 541, 575, 1255, 1265, 2705, 2761, 5773, 5951, 6275, 6325, 12443, 13525, 13805, 28865, 29755, 62215, 63503, 69025, 135791, 136873, 144325, 148775, 311075, 317515, 678955, 684365, 1493701, 1587575, 3123193, 3394775, 3421825, 7468505, 15615965, 34355123, 37342525, 78079825, 171775615, 858878075]

約数ペア:

[(1, 858878075), (5, 171775615), (11, 78079825), (23, 37342525), (25, 34355123), (55, 15615965), (115, 7468505), (251, 3421825), (253, 3394775), (275, 3123193), (541, 1587575), (575, 1493701), (1255, 684365), (1265, 678955), (2705, 317515), (2761, 311075), (5773, 148775), (5951, 144325), (6275, 136873), (6325, 135791), (12443, 69025), (13525, 63503), (13805, 62215), (28865, 29755)]