51988615460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{251177}}^1$

素因数の和:251396

約数の個数: 48

約数和(自身を含む): 111402466560

約数和(自身を除く): 59413851100

約数列:

[1, 2, 4, 5, 10, 20, 79, 131, 158, 262, 316, 395, 524, 655, 790, 1310, 1580, 2620, 10349, 20698, 41396, 51745, 103490, 206980, 251177, 502354, 1004708, 1255885, 2511770, 5023540, 19842983, 32904187, 39685966, 65808374, 79371932, 99214915, 131616748, 164520935, 198429830, 329041870, 396859660, 658083740, 2599430773, 5198861546, 10397723092, 12997153865, 25994307730, 51988615460]

約数ペア:

[(1, 51988615460), (2, 25994307730), (4, 12997153865), (5, 10397723092), (10, 5198861546), (20, 2599430773), (79, 658083740), (131, 396859660), (158, 329041870), (262, 198429830), (316, 164520935), (395, 131616748), (524, 99214915), (655, 79371932), (790, 65808374), (1310, 39685966), (1580, 32904187), (2620, 19842983), (10349, 5023540), (20698, 2511770), (41396, 1255885), (51745, 1004708), (103490, 502354), (206980, 251177)]