88309360

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 211593600

約数和(自身を除く): 123284240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 89, 157, 158, 178, 314, 316, 356, 395, 445, 628, 632, 712, 785, 790, 890, 1256, 1264, 1424, 1570, 1580, 1780, 2512, 3140, 3160, 3560, 6280, 6320, 7031, 7120, 12403, 12560, 13973, 14062, 24806, 27946, 28124, 35155, 49612, 55892, 56248, 62015, 69865, 70310, 99224, 111784, 112496, 124030, 139730, 140620, 198448, 223568, 248060, 279460, 281240, 496120, 558920, 562480, 992240, 1103867, 1117840, 2207734, 4415468, 5519335, 8830936, 11038670, 17661872, 22077340, 44154680, 88309360]

約数ペア:

[(1, 88309360), (2, 44154680), (4, 22077340), (5, 17661872), (8, 11038670), (10, 8830936), (16, 5519335), (20, 4415468), (40, 2207734), (79, 1117840), (80, 1103867), (89, 992240), (157, 562480), (158, 558920), (178, 496120), (314, 281240), (316, 279460), (356, 248060), (395, 223568), (445, 198448), (628, 140620), (632, 139730), (712, 124030), (785, 112496), (790, 111784), (890, 99224), (1256, 70310), (1264, 69865), (1424, 62015), (1570, 56248), (1580, 55892), (1780, 49612), (2512, 35155), (3140, 28124), (3160, 27946), (3560, 24806), (6280, 14062), (6320, 13973), (7031, 12560), (7120, 12403)]