38663690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 79785216

約数和(自身を除く): 41121526

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 67, 115, 130, 134, 193, 230, 299, 335, 386, 598, 670, 871, 965, 1495, 1541, 1742, 1930, 2509, 2990, 3082, 4355, 4439, 5018, 7705, 8710, 8878, 12545, 12931, 15410, 20033, 22195, 25090, 25862, 40066, 44390, 57707, 64655, 100165, 115414, 129310, 168103, 200330, 288535, 297413, 336206, 577070, 594826, 840515, 1487065, 1681030, 2974130, 3866369, 7732738, 19331845, 38663690]

約数ペア:

[(1, 38663690), (2, 19331845), (5, 7732738), (10, 3866369), (13, 2974130), (23, 1681030), (26, 1487065), (46, 840515), (65, 594826), (67, 577070), (115, 336206), (130, 297413), (134, 288535), (193, 200330), (230, 168103), (299, 129310), (335, 115414), (386, 100165), (598, 64655), (670, 57707), (871, 44390), (965, 40066), (1495, 25862), (1541, 25090), (1742, 22195), (1930, 20033), (2509, 15410), (2990, 12931), (3082, 12545), (4355, 8878), (4439, 8710), (5018, 7705)]