81765060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104827}}^1$

素因数の和:104852

約数の個数: 48

約数和(自身を含む): 246555456

約数和(自身を除く): 164790396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 104827, 209654, 314481, 419308, 524135, 628962, 1048270, 1257924, 1362751, 1572405, 2096540, 2725502, 3144810, 4088253, 5451004, 6289620, 6813755, 8176506, 13627510, 16353012, 20441265, 27255020, 40882530, 81765060]

約数ペア:

[(1, 81765060), (2, 40882530), (3, 27255020), (4, 20441265), (5, 16353012), (6, 13627510), (10, 8176506), (12, 6813755), (13, 6289620), (15, 5451004), (20, 4088253), (26, 3144810), (30, 2725502), (39, 2096540), (52, 1572405), (60, 1362751), (65, 1257924), (78, 1048270), (130, 628962), (156, 524135), (195, 419308), (260, 314481), (390, 209654), (780, 104827)]