19169625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 35223552

約数和(自身を除く): 16053927

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 97, 125, 155, 255, 291, 375, 425, 465, 485, 527, 775, 1275, 1455, 1581, 1649, 2125, 2325, 2425, 2635, 3007, 3875, 4947, 6375, 7275, 7905, 8245, 9021, 11625, 12125, 13175, 15035, 24735, 36375, 39525, 41225, 45105, 51119, 65875, 75175, 123675, 153357, 197625, 206125, 225525, 255595, 375875, 618375, 766785, 1127625, 1277975, 3833925, 6389875, 19169625]

約数ペア:

[(1, 19169625), (3, 6389875), (5, 3833925), (15, 1277975), (17, 1127625), (25, 766785), (31, 618375), (51, 375875), (75, 255595), (85, 225525), (93, 206125), (97, 197625), (125, 153357), (155, 123675), (255, 75175), (291, 65875), (375, 51119), (425, 45105), (465, 41225), (485, 39525), (527, 36375), (775, 24735), (1275, 15035), (1455, 13175), (1581, 12125), (1649, 11625), (2125, 9021), (2325, 8245), (2425, 7905), (2635, 7275), (3007, 6375), (3875, 4947)]