212209100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 492260160

約数和(自身を除く): 280051060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 67, 76, 95, 100, 134, 190, 268, 335, 380, 475, 670, 950, 1273, 1340, 1667, 1675, 1900, 2546, 3334, 3350, 5092, 6365, 6668, 6700, 8335, 12730, 16670, 25460, 31673, 31825, 33340, 41675, 63346, 63650, 83350, 111689, 126692, 127300, 158365, 166700, 223378, 316730, 446756, 558445, 633460, 791825, 1116890, 1583650, 2122091, 2233780, 2792225, 3167300, 4244182, 5584450, 8488364, 10610455, 11168900, 21220910, 42441820, 53052275, 106104550, 212209100]

約数ペア:

[(1, 212209100), (2, 106104550), (4, 53052275), (5, 42441820), (10, 21220910), (19, 11168900), (20, 10610455), (25, 8488364), (38, 5584450), (50, 4244182), (67, 3167300), (76, 2792225), (95, 2233780), (100, 2122091), (134, 1583650), (190, 1116890), (268, 791825), (335, 633460), (380, 558445), (475, 446756), (670, 316730), (950, 223378), (1273, 166700), (1340, 158365), (1667, 127300), (1675, 126692), (1900, 111689), (2546, 83350), (3334, 63650), (3350, 63346), (5092, 41675), (6365, 33340), (6668, 31825), (6700, 31673), (8335, 25460), (12730, 16670)]