1515291250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:797

約数の個数: 80

約数和(自身を含む): 3119976288

約数和(自身を除く): 1604685038

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 193, 250, 275, 386, 550, 571, 625, 965, 1142, 1250, 1375, 1930, 2123, 2750, 2855, 4246, 4825, 5710, 6281, 6875, 9650, 10615, 12562, 13750, 14275, 21230, 24125, 28550, 31405, 48250, 53075, 62810, 71375, 106150, 110203, 120625, 142750, 157025, 220406, 241250, 265375, 314050, 356875, 530750, 551015, 713750, 785125, 1102030, 1212233, 1326875, 1570250, 2424466, 2653750, 2755075, 3925625, 5510150, 6061165, 7851250, 12122330, 13775375, 27550750, 30305825, 60611650, 68876875, 137753750, 151529125, 303058250, 757645625, 1515291250]

約数ペア:

[(1, 1515291250), (2, 757645625), (5, 303058250), (10, 151529125), (11, 137753750), (22, 68876875), (25, 60611650), (50, 30305825), (55, 27550750), (110, 13775375), (125, 12122330), (193, 7851250), (250, 6061165), (275, 5510150), (386, 3925625), (550, 2755075), (571, 2653750), (625, 2424466), (965, 1570250), (1142, 1326875), (1250, 1212233), (1375, 1102030), (1930, 785125), (2123, 713750), (2750, 551015), (2855, 530750), (4246, 356875), (4825, 314050), (5710, 265375), (6281, 241250), (6875, 220406), (9650, 157025), (10615, 142750), (12562, 120625), (13750, 110203), (14275, 106150), (21230, 71375), (24125, 62810), (28550, 53075), (31405, 48250)]