40547975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 18510745

約数列:

[1, 5, 13, 17, 25, 41, 65, 85, 179, 205, 221, 325, 425, 533, 697, 895, 1025, 1105, 2327, 2665, 3043, 3485, 4475, 5525, 7339, 9061, 11635, 13325, 15215, 17425, 36695, 39559, 45305, 58175, 76075, 95407, 124763, 183475, 197795, 226525, 477035, 623815, 988975, 1621919, 2385175, 3119075, 8109595, 40547975]

約数ペア:

[(1, 40547975), (5, 8109595), (13, 3119075), (17, 2385175), (25, 1621919), (41, 988975), (65, 623815), (85, 477035), (179, 226525), (205, 197795), (221, 183475), (325, 124763), (425, 95407), (533, 76075), (697, 58175), (895, 45305), (1025, 39559), (1105, 36695), (2327, 17425), (2665, 15215), (3043, 13325), (3485, 11635), (4475, 9061), (5525, 7339)]