124391840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 72

約数和(自身を含む): 304036740

約数和(自身を除く): 179644900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 809, 961, 992, 1240, 1618, 1922, 2480, 3236, 3844, 4045, 4805, 4960, 6472, 7688, 8090, 9610, 12944, 15376, 16180, 19220, 25079, 25888, 30752, 32360, 38440, 50158, 64720, 76880, 100316, 125395, 129440, 153760, 200632, 250790, 401264, 501580, 777449, 802528, 1003160, 1554898, 2006320, 3109796, 3887245, 4012640, 6219592, 7774490, 12439184, 15548980, 24878368, 31097960, 62195920, 124391840]

約数ペア:

[(1, 124391840), (2, 62195920), (4, 31097960), (5, 24878368), (8, 15548980), (10, 12439184), (16, 7774490), (20, 6219592), (31, 4012640), (32, 3887245), (40, 3109796), (62, 2006320), (80, 1554898), (124, 1003160), (155, 802528), (160, 777449), (248, 501580), (310, 401264), (496, 250790), (620, 200632), (809, 153760), (961, 129440), (992, 125395), (1240, 100316), (1618, 76880), (1922, 64720), (2480, 50158), (3236, 38440), (3844, 32360), (4045, 30752), (4805, 25888), (4960, 25079), (6472, 19220), (7688, 16180), (8090, 15376), (9610, 12944)]