128781130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{9661}}^1$

素因数の和:9742

約数の個数: 32

約数和(自身を含む): 244873728

約数和(自身を除く): 116092598

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 9661, 13330, 19322, 48305, 96610, 299491, 415423, 598982, 830846, 1497455, 2077115, 2994910, 4154230, 12878113, 25756226, 64390565, 128781130]

約数ペア:

[(1, 128781130), (2, 64390565), (5, 25756226), (10, 12878113), (31, 4154230), (43, 2994910), (62, 2077115), (86, 1497455), (155, 830846), (215, 598982), (310, 415423), (430, 299491), (1333, 96610), (2666, 48305), (6665, 19322), (9661, 13330)]