15984100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1321}}^1$

素因数の和:1357

約数の個数: 54

約数和(自身を含む): 38154242

約数和(自身を除く): 22170142

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1321, 2420, 2642, 3025, 5284, 6050, 6605, 12100, 13210, 14531, 26420, 29062, 33025, 58124, 66050, 72655, 132100, 145310, 159841, 290620, 319682, 363275, 639364, 726550, 799205, 1453100, 1598410, 3196820, 3996025, 7992050, 15984100]

約数ペア:

[(1, 15984100), (2, 7992050), (4, 3996025), (5, 3196820), (10, 1598410), (11, 1453100), (20, 799205), (22, 726550), (25, 639364), (44, 363275), (50, 319682), (55, 290620), (100, 159841), (110, 145310), (121, 132100), (220, 72655), (242, 66050), (275, 58124), (484, 33025), (550, 29062), (605, 26420), (1100, 14531), (1210, 13210), (1321, 12100), (2420, 6605), (2642, 6050), (3025, 5284)]