80140398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 101299602

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 71, 78, 87, 142, 174, 213, 377, 426, 499, 754, 923, 998, 1131, 1497, 1846, 2059, 2262, 2769, 2994, 4118, 5538, 6177, 6487, 12354, 12974, 14471, 19461, 26767, 28942, 35429, 38922, 43413, 53534, 70858, 80301, 86826, 106287, 160602, 188123, 212574, 376246, 460577, 564369, 921154, 1027441, 1128738, 1381731, 2054882, 2763462, 3082323, 6164646, 13356733, 26713466, 40070199, 80140398]

約数ペア:

[(1, 80140398), (2, 40070199), (3, 26713466), (6, 13356733), (13, 6164646), (26, 3082323), (29, 2763462), (39, 2054882), (58, 1381731), (71, 1128738), (78, 1027441), (87, 921154), (142, 564369), (174, 460577), (213, 376246), (377, 212574), (426, 188123), (499, 160602), (754, 106287), (923, 86826), (998, 80301), (1131, 70858), (1497, 53534), (1846, 43413), (2059, 38922), (2262, 35429), (2769, 28942), (2994, 26767), (4118, 19461), (5538, 14471), (6177, 12974), (6487, 12354)]