39303290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 40530310

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 79, 86, 89, 130, 158, 178, 215, 395, 430, 445, 559, 790, 890, 1027, 1118, 1157, 2054, 2314, 2795, 3397, 3827, 5135, 5590, 5785, 6794, 7031, 7654, 10270, 11570, 14062, 16985, 19135, 33970, 35155, 38270, 44161, 49751, 70310, 88322, 91403, 99502, 182806, 220805, 248755, 302333, 441610, 457015, 497510, 604666, 914030, 1511665, 3023330, 3930329, 7860658, 19651645, 39303290]

約数ペア:

[(1, 39303290), (2, 19651645), (5, 7860658), (10, 3930329), (13, 3023330), (26, 1511665), (43, 914030), (65, 604666), (79, 497510), (86, 457015), (89, 441610), (130, 302333), (158, 248755), (178, 220805), (215, 182806), (395, 99502), (430, 91403), (445, 88322), (559, 70310), (790, 49751), (890, 44161), (1027, 38270), (1118, 35155), (1157, 33970), (2054, 19135), (2314, 16985), (2795, 14062), (3397, 11570), (3827, 10270), (5135, 7654), (5590, 7031), (5785, 6794)]