81697590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69827}}^1$

素因数の和:69853

約数の個数: 48

約数和(自身を含む): 228756528

約数和(自身を除く): 147058938

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69827, 139654, 209481, 349135, 418962, 628443, 698270, 907751, 1047405, 1256886, 1815502, 2094810, 2723253, 3142215, 4538755, 5446506, 6284430, 8169759, 9077510, 13616265, 16339518, 27232530, 40848795, 81697590]

約数ペア:

[(1, 81697590), (2, 40848795), (3, 27232530), (5, 16339518), (6, 13616265), (9, 9077510), (10, 8169759), (13, 6284430), (15, 5446506), (18, 4538755), (26, 3142215), (30, 2723253), (39, 2094810), (45, 1815502), (65, 1256886), (78, 1047405), (90, 907751), (117, 698270), (130, 628443), (195, 418962), (234, 349135), (390, 209481), (585, 139654), (1170, 69827)]