2680452500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{8861}}^1$

素因数の和:8907

約数の個数: 90

約数和(自身を含む): 6443657682

約数和(自身を除く): 3763205182

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 550, 605, 625, 1100, 1210, 1250, 1375, 2420, 2500, 2750, 3025, 5500, 6050, 6875, 8861, 12100, 13750, 15125, 17722, 27500, 30250, 35444, 44305, 60500, 75625, 88610, 97471, 151250, 177220, 194942, 221525, 302500, 389884, 443050, 487355, 886100, 974710, 1072181, 1107625, 1949420, 2144362, 2215250, 2436775, 4288724, 4430500, 4873550, 5360905, 5538125, 9747100, 10721810, 11076250, 12183875, 21443620, 22152500, 24367750, 26804525, 48735500, 53609050, 60919375, 107218100, 121838750, 134022625, 243677500, 268045250, 536090500, 670113125, 1340226250, 2680452500]

約数ペア:

[(1, 2680452500), (2, 1340226250), (4, 670113125), (5, 536090500), (10, 268045250), (11, 243677500), (20, 134022625), (22, 121838750), (25, 107218100), (44, 60919375), (50, 53609050), (55, 48735500), (100, 26804525), (110, 24367750), (121, 22152500), (125, 21443620), (220, 12183875), (242, 11076250), (250, 10721810), (275, 9747100), (484, 5538125), (500, 5360905), (550, 4873550), (605, 4430500), (625, 4288724), (1100, 2436775), (1210, 2215250), (1250, 2144362), (1375, 1949420), (2420, 1107625), (2500, 1072181), (2750, 974710), (3025, 886100), (5500, 487355), (6050, 443050), (6875, 389884), (8861, 302500), (12100, 221525), (13750, 194942), (15125, 177220), (17722, 151250), (27500, 97471), (30250, 88610), (35444, 75625), (44305, 60500)]