15951038375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 22284445248

約数和(自身を除く): 6333406873

約数列:

[1, 5, 17, 25, 31, 73, 85, 107, 125, 155, 365, 425, 527, 535, 775, 961, 1241, 1819, 1825, 2125, 2263, 2635, 2675, 3317, 3875, 4805, 6205, 7811, 9095, 9125, 11315, 13175, 13375, 16337, 16585, 24025, 31025, 38471, 39055, 45475, 56389, 56575, 65875, 70153, 81685, 82925, 102827, 120125, 132787, 155125, 192355, 195275, 227375, 242141, 281945, 282875, 350765, 408425, 414625, 514135, 663935, 961775, 976375, 1192601, 1210705, 1409725, 1748059, 1753825, 2042125, 2570675, 3319675, 4116397, 4808875, 5963005, 6053525, 7048625, 7506371, 8740295, 8769125, 12853375, 16598375, 20581985, 29815025, 30267625, 37531855, 43701475, 102909925, 127608307, 149075125, 187659275, 218507375, 514549625, 638041535, 938296375, 3190207675, 15951038375]

約数ペア:

[(1, 15951038375), (5, 3190207675), (17, 938296375), (25, 638041535), (31, 514549625), (73, 218507375), (85, 187659275), (107, 149075125), (125, 127608307), (155, 102909925), (365, 43701475), (425, 37531855), (527, 30267625), (535, 29815025), (775, 20581985), (961, 16598375), (1241, 12853375), (1819, 8769125), (1825, 8740295), (2125, 7506371), (2263, 7048625), (2635, 6053525), (2675, 5963005), (3317, 4808875), (3875, 4116397), (4805, 3319675), (6205, 2570675), (7811, 2042125), (9095, 1753825), (9125, 1748059), (11315, 1409725), (13175, 1210705), (13375, 1192601), (16337, 976375), (16585, 961775), (24025, 663935), (31025, 514135), (38471, 414625), (39055, 408425), (45475, 350765), (56389, 282875), (56575, 281945), (65875, 242141), (70153, 227375), (81685, 195275), (82925, 192355), (102827, 155125), (120125, 132787)]