87779820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2161}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 246260448

約数和(自身を除く): 158480628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 677, 1354, 2031, 2161, 2708, 3385, 4062, 4322, 6483, 6770, 8124, 8644, 10155, 10805, 12966, 13540, 20310, 21610, 25932, 32415, 40620, 43220, 64830, 129660, 1462997, 2925994, 4388991, 5851988, 7314985, 8777982, 14629970, 17555964, 21944955, 29259940, 43889910, 87779820]

約数ペア:

[(1, 87779820), (2, 43889910), (3, 29259940), (4, 21944955), (5, 17555964), (6, 14629970), (10, 8777982), (12, 7314985), (15, 5851988), (20, 4388991), (30, 2925994), (60, 1462997), (677, 129660), (1354, 64830), (2031, 43220), (2161, 40620), (2708, 32415), (3385, 25932), (4062, 21610), (4322, 20310), (6483, 13540), (6770, 12966), (8124, 10805), (8644, 10155)]