125775680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:488

約数の個数: 84

約数和(自身を含む): 310233060

約数和(自身を除く): 184457380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 409, 496, 620, 818, 961, 992, 1240, 1636, 1922, 1984, 2045, 2480, 3272, 3844, 4090, 4805, 4960, 6544, 7688, 8180, 9610, 9920, 12679, 13088, 15376, 16360, 19220, 25358, 26176, 30752, 32720, 38440, 50716, 61504, 63395, 65440, 76880, 101432, 126790, 130880, 153760, 202864, 253580, 307520, 393049, 405728, 507160, 786098, 811456, 1014320, 1572196, 1965245, 2028640, 3144392, 3930490, 4057280, 6288784, 7860980, 12577568, 15721960, 25155136, 31443920, 62887840, 125775680]

約数ペア:

[(1, 125775680), (2, 62887840), (4, 31443920), (5, 25155136), (8, 15721960), (10, 12577568), (16, 7860980), (20, 6288784), (31, 4057280), (32, 3930490), (40, 3144392), (62, 2028640), (64, 1965245), (80, 1572196), (124, 1014320), (155, 811456), (160, 786098), (248, 507160), (310, 405728), (320, 393049), (409, 307520), (496, 253580), (620, 202864), (818, 153760), (961, 130880), (992, 126790), (1240, 101432), (1636, 76880), (1922, 65440), (1984, 63395), (2045, 61504), (2480, 50716), (3272, 38440), (3844, 32720), (4090, 30752), (4805, 26176), (4960, 25358), (6544, 19220), (7688, 16360), (8180, 15376), (9610, 13088), (9920, 12679)]