4287400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 11483640

約数和(自身を除く): 7196240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 97, 100, 104, 130, 136, 170, 194, 200, 221, 260, 325, 340, 388, 425, 442, 485, 520, 650, 680, 776, 850, 884, 970, 1105, 1261, 1300, 1649, 1700, 1768, 1940, 2210, 2425, 2522, 2600, 3298, 3400, 3880, 4420, 4850, 5044, 5525, 6305, 6596, 8245, 8840, 9700, 10088, 11050, 12610, 13192, 16490, 19400, 21437, 22100, 25220, 31525, 32980, 41225, 42874, 44200, 50440, 63050, 65960, 82450, 85748, 107185, 126100, 164900, 171496, 214370, 252200, 329800, 428740, 535925, 857480, 1071850, 2143700, 4287400]

約数ペア:

[(1, 4287400), (2, 2143700), (4, 1071850), (5, 857480), (8, 535925), (10, 428740), (13, 329800), (17, 252200), (20, 214370), (25, 171496), (26, 164900), (34, 126100), (40, 107185), (50, 85748), (52, 82450), (65, 65960), (68, 63050), (85, 50440), (97, 44200), (100, 42874), (104, 41225), (130, 32980), (136, 31525), (170, 25220), (194, 22100), (200, 21437), (221, 19400), (260, 16490), (325, 13192), (340, 12610), (388, 11050), (425, 10088), (442, 9700), (485, 8840), (520, 8245), (650, 6596), (680, 6305), (776, 5525), (850, 5044), (884, 4850), (970, 4420), (1105, 3880), (1261, 3400), (1300, 3298), (1649, 2600), (1700, 2522), (1768, 2425), (1940, 2210)]