64642370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26171}}^1$

素因数の和:26210

約数の個数: 32

約数和(自身を含む): 131906880

約数和(自身を除く): 67264510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 26171, 52342, 130855, 261710, 340223, 497249, 680446, 994498, 1701115, 2486245, 3402230, 4972490, 6464237, 12928474, 32321185, 64642370]

約数ペア:

[(1, 64642370), (2, 32321185), (5, 12928474), (10, 6464237), (13, 4972490), (19, 3402230), (26, 2486245), (38, 1701115), (65, 994498), (95, 680446), (130, 497249), (190, 340223), (247, 261710), (494, 130855), (1235, 52342), (2470, 26171)]