269578790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 544223232

約数和(自身を除く): 274644442

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 151, 155, 302, 310, 403, 443, 755, 806, 886, 1510, 1963, 2015, 2215, 3926, 4030, 4430, 4681, 5759, 9362, 9815, 11518, 13733, 19630, 23405, 27466, 28795, 46810, 57590, 60853, 66893, 68665, 121706, 133786, 137330, 178529, 304265, 334465, 357058, 608530, 668930, 869609, 892645, 1739218, 1785290, 2073683, 4147366, 4348045, 8696090, 10368415, 20736830, 26957879, 53915758, 134789395, 269578790]

約数ペア:

[(1, 269578790), (2, 134789395), (5, 53915758), (10, 26957879), (13, 20736830), (26, 10368415), (31, 8696090), (62, 4348045), (65, 4147366), (130, 2073683), (151, 1785290), (155, 1739218), (302, 892645), (310, 869609), (403, 668930), (443, 608530), (755, 357058), (806, 334465), (886, 304265), (1510, 178529), (1963, 137330), (2015, 133786), (2215, 121706), (3926, 68665), (4030, 66893), (4430, 60853), (4681, 57590), (5759, 46810), (9362, 28795), (9815, 27466), (11518, 23405), (13733, 19630)]