73207840

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 180033840

約数和(自身を除く): 106826000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 89, 97, 106, 160, 178, 194, 212, 265, 356, 388, 424, 445, 485, 530, 712, 776, 848, 890, 970, 1060, 1424, 1552, 1696, 1780, 1940, 2120, 2848, 3104, 3560, 3880, 4240, 4717, 5141, 7120, 7760, 8480, 8633, 9434, 10282, 14240, 15520, 17266, 18868, 20564, 23585, 25705, 34532, 37736, 41128, 43165, 47170, 51410, 69064, 75472, 82256, 86330, 94340, 102820, 138128, 150944, 164512, 172660, 188680, 205640, 276256, 345320, 377360, 411280, 457549, 690640, 754720, 822560, 915098, 1381280, 1830196, 2287745, 3660392, 4575490, 7320784, 9150980, 14641568, 18301960, 36603920, 73207840]

約数ペア:

[(1, 73207840), (2, 36603920), (4, 18301960), (5, 14641568), (8, 9150980), (10, 7320784), (16, 4575490), (20, 3660392), (32, 2287745), (40, 1830196), (53, 1381280), (80, 915098), (89, 822560), (97, 754720), (106, 690640), (160, 457549), (178, 411280), (194, 377360), (212, 345320), (265, 276256), (356, 205640), (388, 188680), (424, 172660), (445, 164512), (485, 150944), (530, 138128), (712, 102820), (776, 94340), (848, 86330), (890, 82256), (970, 75472), (1060, 69064), (1424, 51410), (1552, 47170), (1696, 43165), (1780, 41128), (1940, 37736), (2120, 34532), (2848, 25705), (3104, 23585), (3560, 20564), (3880, 18868), (4240, 17266), (4717, 15520), (5141, 14240), (7120, 10282), (7760, 9434), (8480, 8633)]