38717900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 95306400

約数和(自身を除く): 56588500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 79, 100, 116, 130, 145, 158, 169, 260, 290, 316, 325, 338, 377, 395, 580, 650, 676, 725, 754, 790, 845, 1027, 1300, 1450, 1508, 1580, 1690, 1885, 1975, 2054, 2291, 2900, 3380, 3770, 3950, 4108, 4225, 4582, 4901, 5135, 7540, 7900, 8450, 9164, 9425, 9802, 10270, 11455, 13351, 16900, 18850, 19604, 20540, 22910, 24505, 25675, 26702, 29783, 37700, 45820, 49010, 51350, 53404, 57275, 59566, 66755, 98020, 102700, 114550, 119132, 122525, 133510, 148915, 229100, 245050, 267020, 297830, 333775, 387179, 490100, 595660, 667550, 744575, 774358, 1335100, 1489150, 1548716, 1935895, 2978300, 3871790, 7743580, 9679475, 19358950, 38717900]

約数ペア:

[(1, 38717900), (2, 19358950), (4, 9679475), (5, 7743580), (10, 3871790), (13, 2978300), (20, 1935895), (25, 1548716), (26, 1489150), (29, 1335100), (50, 774358), (52, 744575), (58, 667550), (65, 595660), (79, 490100), (100, 387179), (116, 333775), (130, 297830), (145, 267020), (158, 245050), (169, 229100), (260, 148915), (290, 133510), (316, 122525), (325, 119132), (338, 114550), (377, 102700), (395, 98020), (580, 66755), (650, 59566), (676, 57275), (725, 53404), (754, 51350), (790, 49010), (845, 45820), (1027, 37700), (1300, 29783), (1450, 26702), (1508, 25675), (1580, 24505), (1690, 22910), (1885, 20540), (1975, 19604), (2054, 18850), (2291, 16900), (2900, 13351), (3380, 11455), (3770, 10270), (3950, 9802), (4108, 9425), (4225, 9164), (4582, 8450), (4901, 7900), (5135, 7540)]