25882020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2713}}^1$

素因数の和:2781

約数の個数: 72

約数和(自身を含む): 80019576

約数和(自身を除く): 54137556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 2713, 3180, 4770, 5426, 8139, 9540, 10852, 13565, 16278, 24417, 27130, 32556, 40695, 48834, 54260, 81390, 97668, 122085, 143789, 162780, 244170, 287578, 431367, 488340, 575156, 718945, 862734, 1294101, 1437890, 1725468, 2156835, 2588202, 2875780, 4313670, 5176404, 6470505, 8627340, 12941010, 25882020]

約数ペア:

[(1, 25882020), (2, 12941010), (3, 8627340), (4, 6470505), (5, 5176404), (6, 4313670), (9, 2875780), (10, 2588202), (12, 2156835), (15, 1725468), (18, 1437890), (20, 1294101), (30, 862734), (36, 718945), (45, 575156), (53, 488340), (60, 431367), (90, 287578), (106, 244170), (159, 162780), (180, 143789), (212, 122085), (265, 97668), (318, 81390), (477, 54260), (530, 48834), (636, 40695), (795, 32556), (954, 27130), (1060, 24417), (1590, 16278), (1908, 13565), (2385, 10852), (2713, 9540), (3180, 8139), (4770, 5426)]