66815000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 188939520

約数和(自身を除く): 122124520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 83, 92, 100, 115, 125, 140, 161, 166, 175, 184, 200, 230, 250, 280, 322, 332, 350, 415, 460, 500, 575, 581, 625, 644, 664, 700, 805, 830, 875, 920, 1000, 1150, 1162, 1250, 1288, 1400, 1610, 1660, 1750, 1909, 2075, 2300, 2324, 2500, 2875, 2905, 3220, 3320, 3500, 3818, 4025, 4150, 4375, 4600, 4648, 5000, 5750, 5810, 6440, 7000, 7636, 8050, 8300, 8750, 9545, 10375, 11500, 11620, 13363, 14375, 14525, 15272, 16100, 16600, 17500, 19090, 20125, 20750, 23000, 23240, 26726, 28750, 29050, 32200, 35000, 38180, 40250, 41500, 47725, 51875, 53452, 57500, 58100, 66815, 72625, 76360, 80500, 83000, 95450, 100625, 103750, 106904, 115000, 116200, 133630, 145250, 161000, 190900, 201250, 207500, 238625, 267260, 290500, 334075, 363125, 381800, 402500, 415000, 477250, 534520, 581000, 668150, 726250, 805000, 954500, 1193125, 1336300, 1452500, 1670375, 1909000, 2386250, 2672600, 2905000, 3340750, 4772500, 6681500, 8351875, 9545000, 13363000, 16703750, 33407500, 66815000]

約数ペア:

[(1, 66815000), (2, 33407500), (4, 16703750), (5, 13363000), (7, 9545000), (8, 8351875), (10, 6681500), (14, 4772500), (20, 3340750), (23, 2905000), (25, 2672600), (28, 2386250), (35, 1909000), (40, 1670375), (46, 1452500), (50, 1336300), (56, 1193125), (70, 954500), (83, 805000), (92, 726250), (100, 668150), (115, 581000), (125, 534520), (140, 477250), (161, 415000), (166, 402500), (175, 381800), (184, 363125), (200, 334075), (230, 290500), (250, 267260), (280, 238625), (322, 207500), (332, 201250), (350, 190900), (415, 161000), (460, 145250), (500, 133630), (575, 116200), (581, 115000), (625, 106904), (644, 103750), (664, 100625), (700, 95450), (805, 83000), (830, 80500), (875, 76360), (920, 72625), (1000, 66815), (1150, 58100), (1162, 57500), (1250, 53452), (1288, 51875), (1400, 47725), (1610, 41500), (1660, 40250), (1750, 38180), (1909, 35000), (2075, 32200), (2300, 29050), (2324, 28750), (2500, 26726), (2875, 23240), (2905, 23000), (3220, 20750), (3320, 20125), (3500, 19090), (3818, 17500), (4025, 16600), (4150, 16100), (4375, 15272), (4600, 14525), (4648, 14375), (5000, 13363), (5750, 11620), (5810, 11500), (6440, 10375), (7000, 9545), (7636, 8750), (8050, 8300)]