16994450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^2$

素因数の和:140

約数の個数: 54

約数和(自身を含む): 35412447

約数和(自身を除く): 18417997

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 121, 242, 265, 275, 530, 550, 583, 605, 1166, 1210, 1325, 2650, 2809, 2915, 3025, 5618, 5830, 6050, 6413, 12826, 14045, 14575, 28090, 29150, 30899, 32065, 61798, 64130, 70225, 140450, 154495, 160325, 308990, 320650, 339889, 679778, 772475, 1544950, 1699445, 3398890, 8497225, 16994450]

約数ペア:

[(1, 16994450), (2, 8497225), (5, 3398890), (10, 1699445), (11, 1544950), (22, 772475), (25, 679778), (50, 339889), (53, 320650), (55, 308990), (106, 160325), (110, 154495), (121, 140450), (242, 70225), (265, 64130), (275, 61798), (530, 32065), (550, 30899), (583, 29150), (605, 28090), (1166, 14575), (1210, 14045), (1325, 12826), (2650, 6413), (2809, 6050), (2915, 5830), (3025, 5618)]