80851660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6427}}^1$

素因数の和:6490

約数の個数: 48

約数和(自身を含む): 184663584

約数和(自身を除く): 103811924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 6427, 12580, 12854, 25708, 32135, 64270, 109259, 128540, 218518, 237799, 437036, 475598, 546295, 951196, 1092590, 1188995, 2185180, 2377990, 4042583, 4755980, 8085166, 16170332, 20212915, 40425830, 80851660]

約数ペア:

[(1, 80851660), (2, 40425830), (4, 20212915), (5, 16170332), (10, 8085166), (17, 4755980), (20, 4042583), (34, 2377990), (37, 2185180), (68, 1188995), (74, 1092590), (85, 951196), (148, 546295), (170, 475598), (185, 437036), (340, 237799), (370, 218518), (629, 128540), (740, 109259), (1258, 64270), (2516, 32135), (3145, 25708), (6290, 12854), (6427, 12580)]