15691915025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{11549}}^1$

素因数の和:11738

約数の個数: 48

約数和(自身を含む): 21654864000

約数和(自身を除く): 5962948975

約数列:

[1, 5, 17, 23, 25, 85, 115, 139, 391, 425, 575, 695, 1955, 2363, 3197, 3475, 9775, 11549, 11815, 15985, 54349, 57745, 59075, 79925, 196333, 265627, 271745, 288725, 981665, 1328135, 1358725, 1605311, 4515659, 4908325, 6640675, 8026555, 22578295, 27290287, 36922153, 40132775, 112891475, 136451435, 184610765, 627676601, 682257175, 923053825, 3138383005, 15691915025]

約数ペア:

[(1, 15691915025), (5, 3138383005), (17, 923053825), (23, 682257175), (25, 627676601), (85, 184610765), (115, 136451435), (139, 112891475), (391, 40132775), (425, 36922153), (575, 27290287), (695, 22578295), (1955, 8026555), (2363, 6640675), (3197, 4908325), (3475, 4515659), (9775, 1605311), (11549, 1358725), (11815, 1328135), (15985, 981665), (54349, 288725), (57745, 271745), (59075, 265627), (79925, 196333)]