28100654920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{21799}}^1$

素因数の和:21927

約数の個数: 128

約数和(自身を含む): 70977312000

約数和(自身を除く): 42876657080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 67, 74, 104, 130, 134, 148, 185, 260, 268, 296, 335, 370, 481, 520, 536, 670, 740, 871, 962, 1340, 1480, 1742, 1924, 2405, 2479, 2680, 3484, 3848, 4355, 4810, 4958, 6968, 8710, 9620, 9916, 12395, 17420, 19240, 19832, 21799, 24790, 32227, 34840, 43598, 49580, 64454, 87196, 99160, 108995, 128908, 161135, 174392, 217990, 257816, 283387, 322270, 435980, 566774, 644540, 806563, 871960, 1133548, 1289080, 1416935, 1460533, 1613126, 2267096, 2833870, 2921066, 3226252, 4032815, 5667740, 5842132, 6452504, 7302665, 8065630, 10485319, 11335480, 11684264, 14605330, 16131260, 18986929, 20970638, 29210660, 32262520, 37973858, 41941276, 52426595, 54039721, 58421320, 75947716, 83882552, 94934645, 104853190, 108079442, 151895432, 189869290, 209706380, 216158884, 270198605, 379738580, 419412760, 432317768, 540397210, 702516373, 759477160, 1080794420, 1405032746, 2161588840, 2810065492, 3512581865, 5620130984, 7025163730, 14050327460, 28100654920]

約数ペア:

[(1, 28100654920), (2, 14050327460), (4, 7025163730), (5, 5620130984), (8, 3512581865), (10, 2810065492), (13, 2161588840), (20, 1405032746), (26, 1080794420), (37, 759477160), (40, 702516373), (52, 540397210), (65, 432317768), (67, 419412760), (74, 379738580), (104, 270198605), (130, 216158884), (134, 209706380), (148, 189869290), (185, 151895432), (260, 108079442), (268, 104853190), (296, 94934645), (335, 83882552), (370, 75947716), (481, 58421320), (520, 54039721), (536, 52426595), (670, 41941276), (740, 37973858), (871, 32262520), (962, 29210660), (1340, 20970638), (1480, 18986929), (1742, 16131260), (1924, 14605330), (2405, 11684264), (2479, 11335480), (2680, 10485319), (3484, 8065630), (3848, 7302665), (4355, 6452504), (4810, 5842132), (4958, 5667740), (6968, 4032815), (8710, 3226252), (9620, 2921066), (9916, 2833870), (12395, 2267096), (17420, 1613126), (19240, 1460533), (19832, 1416935), (21799, 1289080), (24790, 1133548), (32227, 871960), (34840, 806563), (43598, 644540), (49580, 566774), (64454, 435980), (87196, 322270), (99160, 283387), (108995, 257816), (128908, 217990), (161135, 174392)]