31952440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1496

約数の個数: 64

約数和(自身を含む): 79279200

約数和(自身を除く): 47326760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1429, 1720, 2236, 2795, 2858, 4472, 5590, 5716, 7145, 11180, 11432, 14290, 18577, 22360, 28580, 37154, 57160, 61447, 74308, 92885, 122894, 148616, 185770, 245788, 307235, 371540, 491576, 614470, 743080, 798811, 1228940, 1597622, 2457880, 3195244, 3994055, 6390488, 7988110, 15976220, 31952440]

約数ペア:

[(1, 31952440), (2, 15976220), (4, 7988110), (5, 6390488), (8, 3994055), (10, 3195244), (13, 2457880), (20, 1597622), (26, 1228940), (40, 798811), (43, 743080), (52, 614470), (65, 491576), (86, 371540), (104, 307235), (130, 245788), (172, 185770), (215, 148616), (260, 122894), (344, 92885), (430, 74308), (520, 61447), (559, 57160), (860, 37154), (1118, 28580), (1429, 22360), (1720, 18577), (2236, 14290), (2795, 11432), (2858, 11180), (4472, 7145), (5590, 5716)]