25624980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4909}}^1$

素因数の和:4953

約数の個数: 72

約数和(自身を含む): 80425800

約数和(自身を除く): 54800820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 4909, 5220, 9818, 14727, 19636, 24545, 29454, 44181, 49090, 58908, 73635, 88362, 98180, 142361, 147270, 176724, 220905, 284722, 294540, 427083, 441810, 569444, 711805, 854166, 883620, 1281249, 1423610, 1708332, 2135415, 2562498, 2847220, 4270830, 5124996, 6406245, 8541660, 12812490, 25624980]

約数ペア:

[(1, 25624980), (2, 12812490), (3, 8541660), (4, 6406245), (5, 5124996), (6, 4270830), (9, 2847220), (10, 2562498), (12, 2135415), (15, 1708332), (18, 1423610), (20, 1281249), (29, 883620), (30, 854166), (36, 711805), (45, 569444), (58, 441810), (60, 427083), (87, 294540), (90, 284722), (116, 220905), (145, 176724), (174, 147270), (180, 142361), (261, 98180), (290, 88362), (348, 73635), (435, 58908), (522, 49090), (580, 44181), (870, 29454), (1044, 24545), (1305, 19636), (1740, 14727), (2610, 9818), (4909, 5220)]