100831280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:942

約数の個数: 80

約数和(自身を含む): 257796000

約数和(自身を除く): 156964720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 149, 176, 220, 298, 440, 596, 745, 769, 880, 1192, 1490, 1538, 1639, 2384, 2980, 3076, 3278, 3845, 5960, 6152, 6556, 7690, 8195, 8459, 11920, 12304, 13112, 15380, 16390, 16918, 26224, 30760, 32780, 33836, 42295, 61520, 65560, 67672, 84590, 114581, 131120, 135344, 169180, 229162, 338360, 458324, 572905, 676720, 916648, 1145810, 1260391, 1833296, 2291620, 2520782, 4583240, 5041564, 6301955, 9166480, 10083128, 12603910, 20166256, 25207820, 50415640, 100831280]

約数ペア:

[(1, 100831280), (2, 50415640), (4, 25207820), (5, 20166256), (8, 12603910), (10, 10083128), (11, 9166480), (16, 6301955), (20, 5041564), (22, 4583240), (40, 2520782), (44, 2291620), (55, 1833296), (80, 1260391), (88, 1145810), (110, 916648), (149, 676720), (176, 572905), (220, 458324), (298, 338360), (440, 229162), (596, 169180), (745, 135344), (769, 131120), (880, 114581), (1192, 84590), (1490, 67672), (1538, 65560), (1639, 61520), (2384, 42295), (2980, 33836), (3076, 32780), (3278, 30760), (3845, 26224), (5960, 16918), (6152, 16390), (6556, 15380), (7690, 13112), (8195, 12304), (8459, 11920)]