65346680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 179020800

約数和(自身を除く): 113674120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 73, 92, 115, 139, 140, 146, 161, 184, 230, 278, 280, 292, 322, 365, 460, 511, 556, 584, 644, 695, 730, 805, 920, 973, 1022, 1112, 1288, 1390, 1460, 1610, 1679, 1946, 2044, 2555, 2780, 2920, 3197, 3220, 3358, 3892, 4088, 4865, 5110, 5560, 6394, 6440, 6716, 7784, 8395, 9730, 10147, 10220, 11753, 12788, 13432, 15985, 16790, 19460, 20294, 20440, 22379, 23506, 25576, 31970, 33580, 38920, 40588, 44758, 47012, 50735, 58765, 63940, 67160, 71029, 81176, 89516, 94024, 101470, 111895, 117530, 127880, 142058, 179032, 202940, 223790, 233381, 235060, 284116, 355145, 405880, 447580, 466762, 470120, 568232, 710290, 895160, 933524, 1166905, 1420580, 1633667, 1867048, 2333810, 2841160, 3267334, 4667620, 6534668, 8168335, 9335240, 13069336, 16336670, 32673340, 65346680]

約数ペア:

[(1, 65346680), (2, 32673340), (4, 16336670), (5, 13069336), (7, 9335240), (8, 8168335), (10, 6534668), (14, 4667620), (20, 3267334), (23, 2841160), (28, 2333810), (35, 1867048), (40, 1633667), (46, 1420580), (56, 1166905), (70, 933524), (73, 895160), (92, 710290), (115, 568232), (139, 470120), (140, 466762), (146, 447580), (161, 405880), (184, 355145), (230, 284116), (278, 235060), (280, 233381), (292, 223790), (322, 202940), (365, 179032), (460, 142058), (511, 127880), (556, 117530), (584, 111895), (644, 101470), (695, 94024), (730, 89516), (805, 81176), (920, 71029), (973, 67160), (1022, 63940), (1112, 58765), (1288, 50735), (1390, 47012), (1460, 44758), (1610, 40588), (1679, 38920), (1946, 33580), (2044, 31970), (2555, 25576), (2780, 23506), (2920, 22379), (3197, 20440), (3220, 20294), (3358, 19460), (3892, 16790), (4088, 15985), (4865, 13432), (5110, 12788), (5560, 11753), (6394, 10220), (6440, 10147), (6716, 9730), (7784, 8395)]