53872840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1063}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 139426560

約数和(自身を除く): 85553720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 724, 905, 1063, 1267, 1448, 1810, 2126, 2534, 3620, 4252, 5068, 5315, 6335, 7240, 7441, 8504, 10136, 10630, 12670, 14882, 21260, 25340, 29764, 37205, 42520, 50680, 59528, 74410, 148820, 192403, 297640, 384806, 769612, 962015, 1346821, 1539224, 1924030, 2693642, 3848060, 5387284, 6734105, 7696120, 10774568, 13468210, 26936420, 53872840]

約数ペア:

[(1, 53872840), (2, 26936420), (4, 13468210), (5, 10774568), (7, 7696120), (8, 6734105), (10, 5387284), (14, 3848060), (20, 2693642), (28, 1924030), (35, 1539224), (40, 1346821), (56, 962015), (70, 769612), (140, 384806), (181, 297640), (280, 192403), (362, 148820), (724, 74410), (905, 59528), (1063, 50680), (1267, 42520), (1448, 37205), (1810, 29764), (2126, 25340), (2534, 21260), (3620, 14882), (4252, 12670), (5068, 10630), (5315, 10136), (6335, 8504), (7240, 7441)]