51209600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1268

約数の個数: 96

約数和(自身を含む): 136345440

約数和(自身を除く): 85135840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1231, 1300, 1600, 1664, 2080, 2462, 2600, 3200, 4160, 4924, 5200, 6155, 8320, 9848, 10400, 12310, 16003, 19696, 20800, 24620, 30775, 32006, 39392, 41600, 49240, 61550, 64012, 78784, 80015, 98480, 123100, 128024, 157568, 160030, 196960, 246200, 256048, 320060, 393920, 400075, 492400, 512096, 640120, 787840, 800150, 984800, 1024192, 1280240, 1600300, 1969600, 2048384, 2560480, 3200600, 3939200, 5120960, 6401200, 10241920, 12802400, 25604800, 51209600]

約数ペア:

[(1, 51209600), (2, 25604800), (4, 12802400), (5, 10241920), (8, 6401200), (10, 5120960), (13, 3939200), (16, 3200600), (20, 2560480), (25, 2048384), (26, 1969600), (32, 1600300), (40, 1280240), (50, 1024192), (52, 984800), (64, 800150), (65, 787840), (80, 640120), (100, 512096), (104, 492400), (128, 400075), (130, 393920), (160, 320060), (200, 256048), (208, 246200), (260, 196960), (320, 160030), (325, 157568), (400, 128024), (416, 123100), (520, 98480), (640, 80015), (650, 78784), (800, 64012), (832, 61550), (1040, 49240), (1231, 41600), (1300, 39392), (1600, 32006), (1664, 30775), (2080, 24620), (2462, 20800), (2600, 19696), (3200, 16003), (4160, 12310), (4924, 10400), (5200, 9848), (6155, 8320)]