18672375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 34369920

約数和(自身を除く): 15697545

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 101, 125, 145, 255, 303, 375, 425, 435, 493, 505, 725, 1275, 1479, 1515, 1717, 2125, 2175, 2465, 2525, 2929, 3625, 5151, 6375, 7395, 7575, 8585, 8787, 10875, 12325, 12625, 14645, 25755, 36975, 37875, 42925, 43935, 49793, 61625, 73225, 128775, 149379, 184875, 214625, 219675, 248965, 366125, 643875, 746895, 1098375, 1244825, 3734475, 6224125, 18672375]

約数ペア:

[(1, 18672375), (3, 6224125), (5, 3734475), (15, 1244825), (17, 1098375), (25, 746895), (29, 643875), (51, 366125), (75, 248965), (85, 219675), (87, 214625), (101, 184875), (125, 149379), (145, 128775), (255, 73225), (303, 61625), (375, 49793), (425, 43935), (435, 42925), (493, 37875), (505, 36975), (725, 25755), (1275, 14645), (1479, 12625), (1515, 12325), (1717, 10875), (2125, 8787), (2175, 8585), (2465, 7575), (2525, 7395), (2929, 6375), (3625, 5151)]