20512594650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127447}}^1$

素因数の和:127528

約数の個数: 96

約数和(自身を含む): 54048147840

約数和(自身を除く): 33535553190

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 37, 50, 58, 74, 75, 87, 111, 145, 150, 174, 185, 222, 290, 370, 435, 555, 725, 870, 925, 1073, 1110, 1450, 1850, 2146, 2175, 2775, 3219, 4350, 5365, 5550, 6438, 10730, 16095, 26825, 32190, 53650, 80475, 127447, 160950, 254894, 382341, 637235, 764682, 1274470, 1911705, 3186175, 3695963, 3823410, 4715539, 6372350, 7391926, 9431078, 9558525, 11087889, 14146617, 18479815, 19117050, 22175778, 23577695, 28293234, 36959630, 47155390, 55439445, 70733085, 92399075, 110878890, 117888475, 136750631, 141466170, 184798150, 235776950, 273501262, 277197225, 353665425, 410251893, 554394450, 683753155, 707330850, 820503786, 1367506310, 2051259465, 3418765775, 4102518930, 6837531550, 10256297325, 20512594650]

約数ペア:

[(1, 20512594650), (2, 10256297325), (3, 6837531550), (5, 4102518930), (6, 3418765775), (10, 2051259465), (15, 1367506310), (25, 820503786), (29, 707330850), (30, 683753155), (37, 554394450), (50, 410251893), (58, 353665425), (74, 277197225), (75, 273501262), (87, 235776950), (111, 184798150), (145, 141466170), (150, 136750631), (174, 117888475), (185, 110878890), (222, 92399075), (290, 70733085), (370, 55439445), (435, 47155390), (555, 36959630), (725, 28293234), (870, 23577695), (925, 22175778), (1073, 19117050), (1110, 18479815), (1450, 14146617), (1850, 11087889), (2146, 9558525), (2175, 9431078), (2775, 7391926), (3219, 6372350), (4350, 4715539), (5365, 3823410), (5550, 3695963), (6438, 3186175), (10730, 1911705), (16095, 1274470), (26825, 764682), (32190, 637235), (53650, 382341), (80475, 254894), (127447, 160950)]