162855680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9821

約数の個数: 72

約数和(自身を含む): 420140112

約数和(自身を除く): 257284432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 9787, 16640, 19574, 39148, 48935, 78296, 97870, 127231, 156592, 195740, 254462, 313184, 391480, 508924, 626368, 636155, 782960, 1017848, 1252736, 1272310, 1565920, 2035696, 2505472, 2544620, 3131840, 4071392, 5089240, 6263680, 8142784, 10178480, 12527360, 16285568, 20356960, 32571136, 40713920, 81427840, 162855680]

約数ペア:

[(1, 162855680), (2, 81427840), (4, 40713920), (5, 32571136), (8, 20356960), (10, 16285568), (13, 12527360), (16, 10178480), (20, 8142784), (26, 6263680), (32, 5089240), (40, 4071392), (52, 3131840), (64, 2544620), (65, 2505472), (80, 2035696), (104, 1565920), (128, 1272310), (130, 1252736), (160, 1017848), (208, 782960), (256, 636155), (260, 626368), (320, 508924), (416, 391480), (520, 313184), (640, 254462), (832, 195740), (1040, 156592), (1280, 127231), (1664, 97870), (2080, 78296), (3328, 48935), (4160, 39148), (8320, 19574), (9787, 16640)]