77696800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 208814760

約数和(自身を除く): 131117960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 32, 34, 40, 50, 58, 68, 80, 85, 100, 116, 136, 145, 160, 170, 197, 200, 232, 272, 290, 340, 394, 400, 425, 464, 493, 544, 580, 680, 725, 788, 800, 850, 928, 985, 986, 1160, 1360, 1450, 1576, 1700, 1970, 1972, 2320, 2465, 2720, 2900, 3152, 3349, 3400, 3940, 3944, 4640, 4925, 4930, 5713, 5800, 6304, 6698, 6800, 7880, 7888, 9850, 9860, 11426, 11600, 12325, 13396, 13600, 15760, 15776, 16745, 19700, 19720, 22852, 23200, 24650, 26792, 28565, 31520, 33490, 39400, 39440, 45704, 49300, 53584, 57130, 66980, 78800, 78880, 83725, 91408, 97121, 98600, 107168, 114260, 133960, 142825, 157600, 167450, 182816, 194242, 197200, 228520, 267920, 285650, 334900, 388484, 394400, 457040, 485605, 535840, 571300, 669800, 776968, 914080, 971210, 1142600, 1339600, 1553936, 1942420, 2285200, 2428025, 2679200, 3107872, 3884840, 4570400, 4856050, 7769680, 9712100, 15539360, 19424200, 38848400, 77696800]

約数ペア:

[(1, 77696800), (2, 38848400), (4, 19424200), (5, 15539360), (8, 9712100), (10, 7769680), (16, 4856050), (17, 4570400), (20, 3884840), (25, 3107872), (29, 2679200), (32, 2428025), (34, 2285200), (40, 1942420), (50, 1553936), (58, 1339600), (68, 1142600), (80, 971210), (85, 914080), (100, 776968), (116, 669800), (136, 571300), (145, 535840), (160, 485605), (170, 457040), (197, 394400), (200, 388484), (232, 334900), (272, 285650), (290, 267920), (340, 228520), (394, 197200), (400, 194242), (425, 182816), (464, 167450), (493, 157600), (544, 142825), (580, 133960), (680, 114260), (725, 107168), (788, 98600), (800, 97121), (850, 91408), (928, 83725), (985, 78880), (986, 78800), (1160, 66980), (1360, 57130), (1450, 53584), (1576, 49300), (1700, 45704), (1970, 39440), (1972, 39400), (2320, 33490), (2465, 31520), (2720, 28565), (2900, 26792), (3152, 24650), (3349, 23200), (3400, 22852), (3940, 19720), (3944, 19700), (4640, 16745), (4925, 15776), (4930, 15760), (5713, 13600), (5800, 13396), (6304, 12325), (6698, 11600), (6800, 11426), (7880, 9860), (7888, 9850)]