25819380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 78833664

約数和(自身を除く): 53014284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 751, 764, 955, 1146, 1502, 1719, 1910, 2253, 2292, 2865, 3004, 3438, 3755, 3820, 4506, 5730, 6759, 6876, 7510, 8595, 9012, 11265, 11460, 13518, 15020, 17190, 22530, 27036, 33795, 34380, 45060, 67590, 135180, 143441, 286882, 430323, 573764, 717205, 860646, 1290969, 1434410, 1721292, 2151615, 2581938, 2868820, 4303230, 5163876, 6454845, 8606460, 12909690, 25819380]

約数ペア:

[(1, 25819380), (2, 12909690), (3, 8606460), (4, 6454845), (5, 5163876), (6, 4303230), (9, 2868820), (10, 2581938), (12, 2151615), (15, 1721292), (18, 1434410), (20, 1290969), (30, 860646), (36, 717205), (45, 573764), (60, 430323), (90, 286882), (180, 143441), (191, 135180), (382, 67590), (573, 45060), (751, 34380), (764, 33795), (955, 27036), (1146, 22530), (1502, 17190), (1719, 15020), (1910, 13518), (2253, 11460), (2292, 11265), (2865, 9012), (3004, 8595), (3438, 7510), (3755, 6876), (3820, 6759), (4506, 5730)]