89634440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2039}}^1$

素因数の和:2214

約数の個数: 64

約数和(自身を含む): 232070400

約数和(自身を除く): 142435960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2039, 2198, 3140, 4078, 4396, 5495, 6280, 8156, 8792, 10195, 10990, 14273, 16312, 20390, 21980, 28546, 40780, 43960, 57092, 71365, 81560, 114184, 142730, 285460, 320123, 570920, 640246, 1280492, 1600615, 2240861, 2560984, 3201230, 4481722, 6402460, 8963444, 11204305, 12804920, 17926888, 22408610, 44817220, 89634440]

約数ペア:

[(1, 89634440), (2, 44817220), (4, 22408610), (5, 17926888), (7, 12804920), (8, 11204305), (10, 8963444), (14, 6402460), (20, 4481722), (28, 3201230), (35, 2560984), (40, 2240861), (56, 1600615), (70, 1280492), (140, 640246), (157, 570920), (280, 320123), (314, 285460), (628, 142730), (785, 114184), (1099, 81560), (1256, 71365), (1570, 57092), (2039, 43960), (2198, 40780), (3140, 28546), (4078, 21980), (4396, 20390), (5495, 16312), (6280, 14273), (8156, 10990), (8792, 10195)]