823149430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 1554189120

約数和(自身を除く): 731039690

約数列:

[1, 2, 5, 10, 43, 86, 89, 137, 157, 178, 215, 274, 314, 430, 445, 685, 785, 890, 1370, 1570, 3827, 5891, 6751, 7654, 11782, 12193, 13502, 13973, 19135, 21509, 24386, 27946, 29455, 33755, 38270, 43018, 58910, 60965, 67510, 69865, 107545, 121930, 139730, 215090, 524299, 600839, 924887, 1048598, 1201678, 1849774, 1914301, 2621495, 3004195, 3828602, 4624435, 5242990, 6008390, 9248870, 9571505, 19143010, 82314943, 164629886, 411574715, 823149430]

約数ペア:

[(1, 823149430), (2, 411574715), (5, 164629886), (10, 82314943), (43, 19143010), (86, 9571505), (89, 9248870), (137, 6008390), (157, 5242990), (178, 4624435), (215, 3828602), (274, 3004195), (314, 2621495), (430, 1914301), (445, 1849774), (685, 1201678), (785, 1048598), (890, 924887), (1370, 600839), (1570, 524299), (3827, 215090), (5891, 139730), (6751, 121930), (7654, 107545), (11782, 69865), (12193, 67510), (13502, 60965), (13973, 58910), (19135, 43018), (21509, 38270), (24386, 33755), (27946, 29455)]