71328075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1493}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 147834288

約数和(自身を除く): 76506213

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 975, 1225, 1365, 1493, 1911, 2275, 3185, 3675, 4479, 6825, 7465, 9555, 10451, 15925, 19409, 22395, 31353, 37325, 47775, 52255, 58227, 73157, 97045, 111975, 135863, 156765, 219471, 261275, 291135, 365785, 407589, 485225, 679315, 783825, 951041, 1097355, 1455675, 1828925, 2037945, 2853123, 3396575, 4755205, 5486775, 10189725, 14265615, 23776025, 71328075]

約数ペア:

[(1, 71328075), (3, 23776025), (5, 14265615), (7, 10189725), (13, 5486775), (15, 4755205), (21, 3396575), (25, 2853123), (35, 2037945), (39, 1828925), (49, 1455675), (65, 1097355), (75, 951041), (91, 783825), (105, 679315), (147, 485225), (175, 407589), (195, 365785), (245, 291135), (273, 261275), (325, 219471), (455, 156765), (525, 135863), (637, 111975), (735, 97045), (975, 73157), (1225, 58227), (1365, 52255), (1493, 47775), (1911, 37325), (2275, 31353), (3185, 22395), (3675, 19409), (4479, 15925), (6825, 10451), (7465, 9555)]