127187840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15287}}^1$

素因数の和:15319

約数の個数: 64

約数和(自身を含む): 327468960

約数和(自身を除く): 200281120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 15287, 30574, 61148, 76435, 122296, 152870, 198731, 244592, 305740, 397462, 489184, 611480, 794924, 978368, 993655, 1222960, 1589848, 1956736, 1987310, 2445920, 3179696, 3974620, 4891840, 6359392, 7949240, 9783680, 12718784, 15898480, 25437568, 31796960, 63593920, 127187840]

約数ペア:

[(1, 127187840), (2, 63593920), (4, 31796960), (5, 25437568), (8, 15898480), (10, 12718784), (13, 9783680), (16, 7949240), (20, 6359392), (26, 4891840), (32, 3974620), (40, 3179696), (52, 2445920), (64, 1987310), (65, 1956736), (80, 1589848), (104, 1222960), (128, 993655), (130, 978368), (160, 794924), (208, 611480), (260, 489184), (320, 397462), (416, 305740), (520, 244592), (640, 198731), (832, 152870), (1040, 122296), (1664, 76435), (2080, 61148), (4160, 30574), (8320, 15287)]