129092990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 261660672

約数和(自身を除く): 132567682

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 103, 130, 155, 206, 310, 311, 403, 515, 622, 806, 1030, 1339, 1555, 2015, 2678, 3110, 3193, 4030, 4043, 6386, 6695, 8086, 9641, 13390, 15965, 19282, 20215, 31930, 32033, 40430, 41509, 48205, 64066, 83018, 96410, 125333, 160165, 207545, 250666, 320330, 415090, 416429, 626665, 832858, 993023, 1253330, 1986046, 2082145, 4164290, 4965115, 9930230, 12909299, 25818598, 64546495, 129092990]

約数ペア:

[(1, 129092990), (2, 64546495), (5, 25818598), (10, 12909299), (13, 9930230), (26, 4965115), (31, 4164290), (62, 2082145), (65, 1986046), (103, 1253330), (130, 993023), (155, 832858), (206, 626665), (310, 416429), (311, 415090), (403, 320330), (515, 250666), (622, 207545), (806, 160165), (1030, 125333), (1339, 96410), (1555, 83018), (2015, 64066), (2678, 48205), (3110, 41509), (3193, 40430), (4030, 32033), (4043, 31930), (6386, 20215), (6695, 19282), (8086, 15965), (9641, 13390)]