15996200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 40941390

約数和(自身を除く): 24945190

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 661, 968, 1100, 1210, 1322, 2200, 2420, 2644, 3025, 3305, 4840, 5288, 6050, 6610, 7271, 12100, 13220, 14542, 16525, 24200, 26440, 29084, 33050, 36355, 58168, 66100, 72710, 79981, 132200, 145420, 159962, 181775, 290840, 319924, 363550, 399905, 639848, 727100, 799810, 1454200, 1599620, 1999525, 3199240, 3999050, 7998100, 15996200]

約数ペア:

[(1, 15996200), (2, 7998100), (4, 3999050), (5, 3199240), (8, 1999525), (10, 1599620), (11, 1454200), (20, 799810), (22, 727100), (25, 639848), (40, 399905), (44, 363550), (50, 319924), (55, 290840), (88, 181775), (100, 159962), (110, 145420), (121, 132200), (200, 79981), (220, 72710), (242, 66100), (275, 58168), (440, 36355), (484, 33050), (550, 29084), (605, 26440), (661, 24200), (968, 16525), (1100, 14542), (1210, 13220), (1322, 12100), (2200, 7271), (2420, 6610), (2644, 6050), (3025, 5288), (3305, 4840)]