40665650

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 78417600

約数和(自身を除く): 37751950

約数列:

[1, 2, 5, 10, 25, 50, 61, 67, 122, 134, 199, 305, 335, 398, 610, 670, 995, 1525, 1675, 1990, 3050, 3350, 4087, 4975, 8174, 9950, 12139, 13333, 20435, 24278, 26666, 40870, 60695, 66665, 102175, 121390, 133330, 204350, 303475, 333325, 606950, 666650, 813313, 1626626, 4066565, 8133130, 20332825, 40665650]

約数ペア:

[(1, 40665650), (2, 20332825), (5, 8133130), (10, 4066565), (25, 1626626), (50, 813313), (61, 666650), (67, 606950), (122, 333325), (134, 303475), (199, 204350), (305, 133330), (335, 121390), (398, 102175), (610, 66665), (670, 60695), (995, 40870), (1525, 26666), (1675, 24278), (1990, 20435), (3050, 13333), (3350, 12139), (4087, 9950), (4975, 8174)]