77956580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 184923648

約数和(自身を除く): 106967068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 71, 82, 103, 130, 142, 164, 205, 206, 260, 284, 355, 410, 412, 515, 533, 710, 820, 923, 1030, 1066, 1339, 1420, 1846, 2060, 2132, 2665, 2678, 2911, 3692, 4223, 4615, 5330, 5356, 5822, 6695, 7313, 8446, 9230, 10660, 11644, 13390, 14555, 14626, 16892, 18460, 21115, 26780, 29110, 29252, 36565, 37843, 42230, 54899, 58220, 73130, 75686, 84460, 95069, 109798, 146260, 151372, 189215, 190138, 219596, 274495, 299833, 378430, 380276, 475345, 548990, 599666, 756860, 950690, 1097980, 1199332, 1499165, 1901380, 2998330, 3897829, 5996660, 7795658, 15591316, 19489145, 38978290, 77956580]

約数ペア:

[(1, 77956580), (2, 38978290), (4, 19489145), (5, 15591316), (10, 7795658), (13, 5996660), (20, 3897829), (26, 2998330), (41, 1901380), (52, 1499165), (65, 1199332), (71, 1097980), (82, 950690), (103, 756860), (130, 599666), (142, 548990), (164, 475345), (205, 380276), (206, 378430), (260, 299833), (284, 274495), (355, 219596), (410, 190138), (412, 189215), (515, 151372), (533, 146260), (710, 109798), (820, 95069), (923, 84460), (1030, 75686), (1066, 73130), (1339, 58220), (1420, 54899), (1846, 42230), (2060, 37843), (2132, 36565), (2665, 29252), (2678, 29110), (2911, 26780), (3692, 21115), (4223, 18460), (4615, 16892), (5330, 14626), (5356, 14555), (5822, 13390), (6695, 11644), (7313, 10660), (8446, 9230)]