2538250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 5660928

約数和(自身を除く): 3122678

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 71, 110, 125, 130, 142, 143, 250, 275, 286, 325, 355, 550, 650, 710, 715, 781, 923, 1375, 1430, 1562, 1625, 1775, 1846, 2750, 3250, 3550, 3575, 3905, 4615, 7150, 7810, 8875, 9230, 10153, 17750, 17875, 19525, 20306, 23075, 35750, 39050, 46150, 50765, 97625, 101530, 115375, 195250, 230750, 253825, 507650, 1269125, 2538250]

約数ペア:

[(1, 2538250), (2, 1269125), (5, 507650), (10, 253825), (11, 230750), (13, 195250), (22, 115375), (25, 101530), (26, 97625), (50, 50765), (55, 46150), (65, 39050), (71, 35750), (110, 23075), (125, 20306), (130, 19525), (142, 17875), (143, 17750), (250, 10153), (275, 9230), (286, 8875), (325, 7810), (355, 7150), (550, 4615), (650, 3905), (710, 3575), (715, 3550), (781, 3250), (923, 2750), (1375, 1846), (1430, 1775), (1562, 1625)]