215027625

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 377395200

約数和(自身を除く): 162367575

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 125, 155, 159, 265, 349, 375, 465, 775, 795, 1047, 1325, 1643, 1745, 2325, 3875, 3975, 4929, 5235, 6625, 8215, 8725, 10819, 11625, 18497, 19875, 24645, 26175, 32457, 41075, 43625, 54095, 55491, 92485, 123225, 130875, 162285, 205375, 270475, 277455, 462425, 573407, 616125, 811425, 1352375, 1387275, 1720221, 2312125, 2867035, 4057125, 6936375, 8601105, 14335175, 43005525, 71675875, 215027625]

約数ペア:

[(1, 215027625), (3, 71675875), (5, 43005525), (15, 14335175), (25, 8601105), (31, 6936375), (53, 4057125), (75, 2867035), (93, 2312125), (125, 1720221), (155, 1387275), (159, 1352375), (265, 811425), (349, 616125), (375, 573407), (465, 462425), (775, 277455), (795, 270475), (1047, 205375), (1325, 162285), (1643, 130875), (1745, 123225), (2325, 92485), (3875, 55491), (3975, 54095), (4929, 43625), (5235, 41075), (6625, 32457), (8215, 26175), (8725, 24645), (10819, 19875), (11625, 18497)]