18504850

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 43747200

約数和(自身を除く): 25242350

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 83, 91, 98, 130, 166, 175, 182, 245, 325, 343, 350, 415, 455, 490, 581, 637, 650, 686, 830, 910, 1079, 1162, 1225, 1274, 1715, 2075, 2158, 2275, 2450, 2905, 3185, 3430, 4067, 4150, 4459, 4550, 5395, 5810, 6370, 7553, 8134, 8575, 8918, 10790, 14525, 15106, 15925, 17150, 20335, 22295, 26975, 28469, 29050, 31850, 37765, 40670, 44590, 52871, 53950, 56938, 75530, 101675, 105742, 111475, 142345, 188825, 203350, 222950, 264355, 284690, 370097, 377650, 528710, 711725, 740194, 1321775, 1423450, 1850485, 2643550, 3700970, 9252425, 18504850]

約数ペア:

[(1, 18504850), (2, 9252425), (5, 3700970), (7, 2643550), (10, 1850485), (13, 1423450), (14, 1321775), (25, 740194), (26, 711725), (35, 528710), (49, 377650), (50, 370097), (65, 284690), (70, 264355), (83, 222950), (91, 203350), (98, 188825), (130, 142345), (166, 111475), (175, 105742), (182, 101675), (245, 75530), (325, 56938), (343, 53950), (350, 52871), (415, 44590), (455, 40670), (490, 37765), (581, 31850), (637, 29050), (650, 28469), (686, 26975), (830, 22295), (910, 20335), (1079, 17150), (1162, 15925), (1225, 15106), (1274, 14525), (1715, 10790), (2075, 8918), (2158, 8575), (2275, 8134), (2450, 7553), (2905, 6370), (3185, 5810), (3430, 5395), (4067, 4550), (4150, 4459)]