20053250475

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{353}}^1\times {\mathrm{6949}}^1$

素因数の和:7424

約数の個数: 48

約数和(自身を含む): 33558492000

約数和(自身を除く): 13505241525

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 353, 545, 1059, 1635, 1765, 2725, 5295, 6949, 8175, 8825, 20847, 26475, 34745, 38477, 104235, 115431, 173725, 192385, 521175, 577155, 757441, 961925, 2272323, 2452997, 2885775, 3787205, 7358991, 11361615, 12264985, 18936025, 36794955, 56808075, 61324925, 183974775, 267376673, 802130019, 1336883365, 4010650095, 6684416825, 20053250475]

約数ペア:

[(1, 20053250475), (3, 6684416825), (5, 4010650095), (15, 1336883365), (25, 802130019), (75, 267376673), (109, 183974775), (327, 61324925), (353, 56808075), (545, 36794955), (1059, 18936025), (1635, 12264985), (1765, 11361615), (2725, 7358991), (5295, 3787205), (6949, 2885775), (8175, 2452997), (8825, 2272323), (20847, 961925), (26475, 757441), (34745, 577155), (38477, 521175), (104235, 192385), (115431, 173725)]