82621580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{853}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 180774720

約数和(自身を除く): 98153140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 167, 290, 334, 580, 668, 835, 853, 1670, 1706, 3340, 3412, 4265, 4843, 8530, 9686, 17060, 19372, 24215, 24737, 48430, 49474, 96860, 98948, 123685, 142451, 247370, 284902, 494740, 569804, 712255, 1424510, 2849020, 4131079, 8262158, 16524316, 20655395, 41310790, 82621580]

約数ペア:

[(1, 82621580), (2, 41310790), (4, 20655395), (5, 16524316), (10, 8262158), (20, 4131079), (29, 2849020), (58, 1424510), (116, 712255), (145, 569804), (167, 494740), (290, 284902), (334, 247370), (580, 142451), (668, 123685), (835, 98948), (853, 96860), (1670, 49474), (1706, 48430), (3340, 24737), (3412, 24215), (4265, 19372), (4843, 17060), (8530, 9686)]