201056020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 467347104

約数和(自身を除く): 266291084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 251, 331, 484, 502, 605, 662, 1004, 1210, 1255, 1324, 1655, 2420, 2510, 2761, 3310, 3641, 5020, 5522, 6620, 7282, 11044, 13805, 14564, 18205, 27610, 30371, 36410, 40051, 55220, 60742, 72820, 80102, 83081, 121484, 151855, 160204, 166162, 200255, 303710, 332324, 400510, 415405, 607420, 801020, 830810, 913891, 1661620, 1827782, 3655564, 4569455, 9138910, 10052801, 18277820, 20105602, 40211204, 50264005, 100528010, 201056020]

約数ペア:

[(1, 201056020), (2, 100528010), (4, 50264005), (5, 40211204), (10, 20105602), (11, 18277820), (20, 10052801), (22, 9138910), (44, 4569455), (55, 3655564), (110, 1827782), (121, 1661620), (220, 913891), (242, 830810), (251, 801020), (331, 607420), (484, 415405), (502, 400510), (605, 332324), (662, 303710), (1004, 200255), (1210, 166162), (1255, 160204), (1324, 151855), (1655, 121484), (2420, 83081), (2510, 80102), (2761, 72820), (3310, 60742), (3641, 55220), (5020, 40051), (5522, 36410), (6620, 30371), (7282, 27610), (11044, 18205), (13805, 14564)]