207687100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 477313200

約数和(自身を除く): 269626100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 281, 380, 389, 475, 562, 778, 950, 1124, 1405, 1556, 1900, 1945, 2810, 3890, 5339, 5620, 7025, 7391, 7780, 9725, 10678, 14050, 14782, 19450, 21356, 26695, 28100, 29564, 36955, 38900, 53390, 73910, 106780, 109309, 133475, 147820, 184775, 218618, 266950, 369550, 437236, 533900, 546545, 739100, 1093090, 2076871, 2186180, 2732725, 4153742, 5465450, 8307484, 10384355, 10930900, 20768710, 41537420, 51921775, 103843550, 207687100]

約数ペア:

[(1, 207687100), (2, 103843550), (4, 51921775), (5, 41537420), (10, 20768710), (19, 10930900), (20, 10384355), (25, 8307484), (38, 5465450), (50, 4153742), (76, 2732725), (95, 2186180), (100, 2076871), (190, 1093090), (281, 739100), (380, 546545), (389, 533900), (475, 437236), (562, 369550), (778, 266950), (950, 218618), (1124, 184775), (1405, 147820), (1556, 133475), (1900, 109309), (1945, 106780), (2810, 73910), (3890, 53390), (5339, 38900), (5620, 36955), (7025, 29564), (7391, 28100), (7780, 26695), (9725, 21356), (10678, 19450), (14050, 14782)]