15128666575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{877}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 20674792800

約数和(自身を除く): 5546126225

約数列:

[1, 5, 11, 25, 55, 149, 275, 421, 745, 877, 1639, 2105, 3725, 4385, 4631, 8195, 9647, 10525, 21925, 23155, 40975, 48235, 62729, 115775, 130673, 241175, 313645, 369217, 653365, 690019, 1437403, 1568225, 1846085, 3266825, 3450095, 4061387, 7187015, 9230425, 17250475, 20306935, 35935075, 55013333, 101534675, 275066665, 605146663, 1375333325, 3025733315, 15128666575]

約数ペア:

[(1, 15128666575), (5, 3025733315), (11, 1375333325), (25, 605146663), (55, 275066665), (149, 101534675), (275, 55013333), (421, 35935075), (745, 20306935), (877, 17250475), (1639, 9230425), (2105, 7187015), (3725, 4061387), (4385, 3450095), (4631, 3266825), (8195, 1846085), (9647, 1568225), (10525, 1437403), (21925, 690019), (23155, 653365), (40975, 369217), (48235, 313645), (62729, 241175), (115775, 130673)]