25252740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 77051520

約数和(自身を除く): 51798780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 587, 717, 956, 1174, 1195, 1434, 1761, 2151, 2348, 2390, 2868, 2935, 3522, 3585, 4302, 4780, 5283, 5870, 7044, 7170, 8604, 8805, 10566, 10755, 11740, 14340, 17610, 21132, 21510, 26415, 35220, 43020, 52830, 105660, 140293, 280586, 420879, 561172, 701465, 841758, 1262637, 1402930, 1683516, 2104395, 2525274, 2805860, 4208790, 5050548, 6313185, 8417580, 12626370, 25252740]

約数ペア:

[(1, 25252740), (2, 12626370), (3, 8417580), (4, 6313185), (5, 5050548), (6, 4208790), (9, 2805860), (10, 2525274), (12, 2104395), (15, 1683516), (18, 1402930), (20, 1262637), (30, 841758), (36, 701465), (45, 561172), (60, 420879), (90, 280586), (180, 140293), (239, 105660), (478, 52830), (587, 43020), (717, 35220), (956, 26415), (1174, 21510), (1195, 21132), (1434, 17610), (1761, 14340), (2151, 11740), (2348, 10755), (2390, 10566), (2868, 8805), (2935, 8604), (3522, 7170), (3585, 7044), (4302, 5870), (4780, 5283)]