355467025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 487897344

約数和(自身を除く): 132430319

約数列:

[1, 5, 17, 25, 43, 53, 85, 215, 265, 367, 425, 731, 901, 1075, 1325, 1835, 2279, 3655, 4505, 6239, 9175, 11395, 15781, 18275, 19451, 22525, 31195, 38743, 56975, 78905, 97255, 155975, 193715, 268277, 330667, 394525, 486275, 836393, 968575, 1341385, 1653335, 4181965, 6706925, 8266675, 14218681, 20909825, 71093405, 355467025]

約数ペア:

[(1, 355467025), (5, 71093405), (17, 20909825), (25, 14218681), (43, 8266675), (53, 6706925), (85, 4181965), (215, 1653335), (265, 1341385), (367, 968575), (425, 836393), (731, 486275), (901, 394525), (1075, 330667), (1325, 268277), (1835, 193715), (2279, 155975), (3655, 97255), (4505, 78905), (6239, 56975), (9175, 38743), (11395, 31195), (15781, 22525), (18275, 19451)]