20001064125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{479}}^1\times {\mathrm{15907}}^1$

素因数の和:16411

約数の個数: 64

約数和(自身を含む): 38118113280

約数和(自身を除く): 18117049155

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 479, 525, 875, 1437, 2395, 2625, 3353, 7185, 10059, 11975, 15907, 16765, 35925, 47721, 50295, 59875, 79535, 83825, 111349, 179625, 238605, 251475, 334047, 397675, 419125, 556745, 1193025, 1257375, 1670235, 1988375, 2783725, 5965125, 7619453, 8351175, 13918625, 22858359, 38097265, 41755875, 53336171, 114291795, 160008513, 190486325, 266680855, 571458975, 800042565, 952431625, 1333404275, 2857294875, 4000212825, 6667021375, 20001064125]

約数ペア:

[(1, 20001064125), (3, 6667021375), (5, 4000212825), (7, 2857294875), (15, 1333404275), (21, 952431625), (25, 800042565), (35, 571458975), (75, 266680855), (105, 190486325), (125, 160008513), (175, 114291795), (375, 53336171), (479, 41755875), (525, 38097265), (875, 22858359), (1437, 13918625), (2395, 8351175), (2625, 7619453), (3353, 5965125), (7185, 2783725), (10059, 1988375), (11975, 1670235), (15907, 1257375), (16765, 1193025), (35925, 556745), (47721, 419125), (50295, 397675), (59875, 334047), (79535, 251475), (83825, 238605), (111349, 179625)]