80567500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 197774192

約数和(自身を除く): 117206692

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 67, 74, 100, 125, 130, 134, 148, 185, 250, 260, 268, 325, 335, 370, 481, 500, 625, 650, 670, 740, 871, 925, 962, 1250, 1300, 1340, 1625, 1675, 1742, 1850, 1924, 2405, 2479, 2500, 3250, 3350, 3484, 3700, 4355, 4625, 4810, 4958, 6500, 6700, 8125, 8375, 8710, 9250, 9620, 9916, 12025, 12395, 16250, 16750, 17420, 18500, 21775, 23125, 24050, 24790, 32227, 32500, 33500, 41875, 43550, 46250, 48100, 49580, 60125, 61975, 64454, 83750, 87100, 92500, 108875, 120250, 123950, 128908, 161135, 167500, 217750, 240500, 247900, 300625, 309875, 322270, 435500, 544375, 601250, 619750, 644540, 805675, 1088750, 1202500, 1239500, 1549375, 1611350, 2177500, 3098750, 3222700, 4028375, 6197500, 8056750, 16113500, 20141875, 40283750, 80567500]

約数ペア:

[(1, 80567500), (2, 40283750), (4, 20141875), (5, 16113500), (10, 8056750), (13, 6197500), (20, 4028375), (25, 3222700), (26, 3098750), (37, 2177500), (50, 1611350), (52, 1549375), (65, 1239500), (67, 1202500), (74, 1088750), (100, 805675), (125, 644540), (130, 619750), (134, 601250), (148, 544375), (185, 435500), (250, 322270), (260, 309875), (268, 300625), (325, 247900), (335, 240500), (370, 217750), (481, 167500), (500, 161135), (625, 128908), (650, 123950), (670, 120250), (740, 108875), (871, 92500), (925, 87100), (962, 83750), (1250, 64454), (1300, 61975), (1340, 60125), (1625, 49580), (1675, 48100), (1742, 46250), (1850, 43550), (1924, 41875), (2405, 33500), (2479, 32500), (2500, 32227), (3250, 24790), (3350, 24050), (3484, 23125), (3700, 21775), (4355, 18500), (4625, 17420), (4810, 16750), (4958, 16250), (6500, 12395), (6700, 12025), (8125, 9916), (8375, 9620), (8710, 9250)]