18387250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 42681600

約数和(自身を除く): 24294350

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 49, 50, 70, 79, 95, 98, 125, 133, 158, 175, 190, 245, 250, 266, 350, 395, 475, 490, 553, 665, 790, 875, 931, 950, 1106, 1225, 1330, 1501, 1750, 1862, 1975, 2375, 2450, 2765, 3002, 3325, 3871, 3950, 4655, 4750, 5530, 6125, 6650, 7505, 7742, 9310, 9875, 10507, 12250, 13825, 15010, 16625, 19355, 19750, 21014, 23275, 27650, 33250, 37525, 38710, 46550, 52535, 69125, 73549, 75050, 96775, 105070, 116375, 138250, 147098, 187625, 193550, 232750, 262675, 367745, 375250, 483875, 525350, 735490, 967750, 1313375, 1838725, 2626750, 3677450, 9193625, 18387250]

約数ペア:

[(1, 18387250), (2, 9193625), (5, 3677450), (7, 2626750), (10, 1838725), (14, 1313375), (19, 967750), (25, 735490), (35, 525350), (38, 483875), (49, 375250), (50, 367745), (70, 262675), (79, 232750), (95, 193550), (98, 187625), (125, 147098), (133, 138250), (158, 116375), (175, 105070), (190, 96775), (245, 75050), (250, 73549), (266, 69125), (350, 52535), (395, 46550), (475, 38710), (490, 37525), (553, 33250), (665, 27650), (790, 23275), (875, 21014), (931, 19750), (950, 19355), (1106, 16625), (1225, 15010), (1330, 13825), (1501, 12250), (1750, 10507), (1862, 9875), (1975, 9310), (2375, 7742), (2450, 7505), (2765, 6650), (3002, 6125), (3325, 5530), (3871, 4750), (3950, 4655)]