77482940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{811}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 173111904

約数和(自身を除く): 95628964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 562, 811, 1124, 1405, 1622, 2810, 3244, 4055, 4777, 5620, 8110, 9554, 13787, 16220, 19108, 23885, 27574, 47770, 55148, 68935, 95540, 137870, 227891, 275740, 455782, 911564, 1139455, 2278910, 3874147, 4557820, 7748294, 15496588, 19370735, 38741470, 77482940]

約数ペア:

[(1, 77482940), (2, 38741470), (4, 19370735), (5, 15496588), (10, 7748294), (17, 4557820), (20, 3874147), (34, 2278910), (68, 1139455), (85, 911564), (170, 455782), (281, 275740), (340, 227891), (562, 137870), (811, 95540), (1124, 68935), (1405, 55148), (1622, 47770), (2810, 27574), (3244, 23885), (4055, 19108), (4777, 16220), (5620, 13787), (8110, 9554)]