77951800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 194652720

約数和(自身を除く): 116700920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 101, 136, 170, 200, 202, 227, 340, 404, 425, 454, 505, 680, 808, 850, 908, 1010, 1135, 1700, 1717, 1816, 2020, 2270, 2525, 3400, 3434, 3859, 4040, 4540, 5050, 5675, 6868, 7718, 8585, 9080, 10100, 11350, 13736, 15436, 17170, 19295, 20200, 22700, 22927, 30872, 34340, 38590, 42925, 45400, 45854, 68680, 77180, 85850, 91708, 96475, 114635, 154360, 171700, 183416, 192950, 229270, 343400, 385900, 389759, 458540, 573175, 771800, 779518, 917080, 1146350, 1559036, 1948795, 2292700, 3118072, 3897590, 4585400, 7795180, 9743975, 15590360, 19487950, 38975900, 77951800]

約数ペア:

[(1, 77951800), (2, 38975900), (4, 19487950), (5, 15590360), (8, 9743975), (10, 7795180), (17, 4585400), (20, 3897590), (25, 3118072), (34, 2292700), (40, 1948795), (50, 1559036), (68, 1146350), (85, 917080), (100, 779518), (101, 771800), (136, 573175), (170, 458540), (200, 389759), (202, 385900), (227, 343400), (340, 229270), (404, 192950), (425, 183416), (454, 171700), (505, 154360), (680, 114635), (808, 96475), (850, 91708), (908, 85850), (1010, 77180), (1135, 68680), (1700, 45854), (1717, 45400), (1816, 42925), (2020, 38590), (2270, 34340), (2525, 30872), (3400, 22927), (3434, 22700), (3859, 20200), (4040, 19295), (4540, 17170), (5050, 15436), (5675, 13736), (6868, 11350), (7718, 10100), (8585, 9080)]