40813175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 18245545

約数列:

[1, 5, 13, 17, 25, 65, 83, 85, 89, 221, 325, 415, 425, 445, 1079, 1105, 1157, 1411, 1513, 2075, 2225, 5395, 5525, 5785, 7055, 7387, 7565, 18343, 19669, 26975, 28925, 35275, 36935, 37825, 91715, 96031, 98345, 125579, 184675, 458575, 480155, 491725, 627895, 1632527, 2400775, 3139475, 8162635, 40813175]

約数ペア:

[(1, 40813175), (5, 8162635), (13, 3139475), (17, 2400775), (25, 1632527), (65, 627895), (83, 491725), (85, 480155), (89, 458575), (221, 184675), (325, 125579), (415, 98345), (425, 96031), (445, 91715), (1079, 37825), (1105, 36935), (1157, 35275), (1411, 28925), (1513, 26975), (2075, 19669), (2225, 18343), (5395, 7565), (5525, 7387), (5785, 7055)]