1605202010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{13043}}^1$

素因数の和:13478

約数の個数: 32

約数和(自身を含む): 2990310912

約数和(自身を除く): 1385108902

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 397, 794, 1985, 3970, 12307, 13043, 24614, 26086, 61535, 65215, 123070, 130430, 404333, 808666, 2021665, 4043330, 5178071, 10356142, 25890355, 51780710, 160520201, 321040402, 802601005, 1605202010]

約数ペア:

[(1, 1605202010), (2, 802601005), (5, 321040402), (10, 160520201), (31, 51780710), (62, 25890355), (155, 10356142), (310, 5178071), (397, 4043330), (794, 2021665), (1985, 808666), (3970, 404333), (12307, 130430), (13043, 123070), (24614, 65215), (26086, 61535)]