78057890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1321}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 148487040

約数和(自身を除く): 70429150

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 311, 622, 1321, 1555, 2642, 3110, 5909, 6605, 11818, 13210, 25099, 29545, 50198, 59090, 125495, 250990, 410831, 821662, 2054155, 4108310, 7805789, 15611578, 39028945, 78057890]

約数ペア:

[(1, 78057890), (2, 39028945), (5, 15611578), (10, 7805789), (19, 4108310), (38, 2054155), (95, 821662), (190, 410831), (311, 250990), (622, 125495), (1321, 59090), (1555, 50198), (2642, 29545), (3110, 25099), (5909, 13210), (6605, 11818)]