19243781025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{1789}}^1\times {\mathrm{2927}}^1$

素因数の和:4743

約数の個数: 72

約数和(自身を含む): 37044236160

約数和(自身を除く): 17800455135

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 1789, 2927, 3675, 5367, 8781, 8945, 12523, 14635, 20489, 26835, 37569, 43905, 44725, 61467, 62615, 73175, 87661, 102445, 134175, 143423, 187845, 219525, 262983, 307335, 313075, 430269, 438305, 512225, 717115, 939225, 1314915, 1536675, 2151345, 2191525, 3585575, 5236403, 6574575, 10756725, 15709209, 26182015, 36654821, 78546045, 109964463, 130910075, 183274105, 256583747, 392730225, 549822315, 769751241, 916370525, 1282918735, 2749111575, 3848756205, 6414593675, 19243781025]

約数ペア:

[(1, 19243781025), (3, 6414593675), (5, 3848756205), (7, 2749111575), (15, 1282918735), (21, 916370525), (25, 769751241), (35, 549822315), (49, 392730225), (75, 256583747), (105, 183274105), (147, 130910075), (175, 109964463), (245, 78546045), (525, 36654821), (735, 26182015), (1225, 15709209), (1789, 10756725), (2927, 6574575), (3675, 5236403), (5367, 3585575), (8781, 2191525), (8945, 2151345), (12523, 1536675), (14635, 1314915), (20489, 939225), (26835, 717115), (37569, 512225), (43905, 438305), (44725, 430269), (61467, 313075), (62615, 307335), (73175, 262983), (87661, 219525), (102445, 187845), (134175, 143423)]