201326320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{14891}}^1$

素因数の和:14930

約数の個数: 60

約数和(自身を含む): 506893896

約数和(自身を除く): 305567576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 14891, 29782, 59564, 74455, 119128, 148910, 193583, 238256, 297820, 387166, 595640, 774332, 967915, 1191280, 1548664, 1935830, 2516579, 3097328, 3871660, 5033158, 7743320, 10066316, 12582895, 15486640, 20132632, 25165790, 40265264, 50331580, 100663160, 201326320]

約数ペア:

[(1, 201326320), (2, 100663160), (4, 50331580), (5, 40265264), (8, 25165790), (10, 20132632), (13, 15486640), (16, 12582895), (20, 10066316), (26, 7743320), (40, 5033158), (52, 3871660), (65, 3097328), (80, 2516579), (104, 1935830), (130, 1548664), (169, 1191280), (208, 967915), (260, 774332), (338, 595640), (520, 387166), (676, 297820), (845, 238256), (1040, 193583), (1352, 148910), (1690, 119128), (2704, 74455), (3380, 59564), (6760, 29782), (13520, 14891)]