40142336

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 80

約数和(自身を含む): 89254704

約数和(自身を除く): 49112368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 163, 208, 256, 296, 326, 416, 481, 512, 592, 652, 832, 962, 1184, 1304, 1664, 1924, 2119, 2368, 2608, 3328, 3848, 4238, 4736, 5216, 6031, 6656, 7696, 8476, 9472, 10432, 12062, 15392, 16952, 18944, 20864, 24124, 30784, 33904, 41728, 48248, 61568, 67808, 78403, 83456, 96496, 123136, 135616, 156806, 192992, 246272, 271232, 313612, 385984, 542464, 627224, 771968, 1084928, 1254448, 1543936, 2508896, 3087872, 5017792, 10035584, 20071168, 40142336]

約数ペア:

[(1, 40142336), (2, 20071168), (4, 10035584), (8, 5017792), (13, 3087872), (16, 2508896), (26, 1543936), (32, 1254448), (37, 1084928), (52, 771968), (64, 627224), (74, 542464), (104, 385984), (128, 313612), (148, 271232), (163, 246272), (208, 192992), (256, 156806), (296, 135616), (326, 123136), (416, 96496), (481, 83456), (512, 78403), (592, 67808), (652, 61568), (832, 48248), (962, 41728), (1184, 33904), (1304, 30784), (1664, 24124), (1924, 20864), (2119, 18944), (2368, 16952), (2608, 15392), (3328, 12062), (3848, 10432), (4238, 9472), (4736, 8476), (5216, 7696), (6031, 6656)]