78557600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 213736320

約数和(自身を除く): 135178720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 79, 80, 88, 100, 110, 113, 158, 160, 176, 200, 220, 226, 275, 316, 352, 395, 400, 440, 452, 550, 565, 632, 790, 800, 869, 880, 904, 1100, 1130, 1243, 1264, 1580, 1738, 1760, 1808, 1975, 2200, 2260, 2486, 2528, 2825, 3160, 3476, 3616, 3950, 4345, 4400, 4520, 4972, 5650, 6215, 6320, 6952, 7900, 8690, 8800, 8927, 9040, 9944, 11300, 12430, 12640, 13904, 15800, 17380, 17854, 18080, 19888, 21725, 22600, 24860, 27808, 31075, 31600, 34760, 35708, 39776, 43450, 44635, 45200, 49720, 62150, 63200, 69520, 71416, 86900, 89270, 90400, 98197, 99440, 124300, 139040, 142832, 173800, 178540, 196394, 198880, 223175, 248600, 285664, 347600, 357080, 392788, 446350, 490985, 497200, 695200, 714160, 785576, 892700, 981970, 994400, 1428320, 1571152, 1785400, 1963940, 2454925, 3142304, 3570800, 3927880, 4909850, 7141600, 7855760, 9819700, 15711520, 19639400, 39278800, 78557600]

約数ペア:

[(1, 78557600), (2, 39278800), (4, 19639400), (5, 15711520), (8, 9819700), (10, 7855760), (11, 7141600), (16, 4909850), (20, 3927880), (22, 3570800), (25, 3142304), (32, 2454925), (40, 1963940), (44, 1785400), (50, 1571152), (55, 1428320), (79, 994400), (80, 981970), (88, 892700), (100, 785576), (110, 714160), (113, 695200), (158, 497200), (160, 490985), (176, 446350), (200, 392788), (220, 357080), (226, 347600), (275, 285664), (316, 248600), (352, 223175), (395, 198880), (400, 196394), (440, 178540), (452, 173800), (550, 142832), (565, 139040), (632, 124300), (790, 99440), (800, 98197), (869, 90400), (880, 89270), (904, 86900), (1100, 71416), (1130, 69520), (1243, 63200), (1264, 62150), (1580, 49720), (1738, 45200), (1760, 44635), (1808, 43450), (1975, 39776), (2200, 35708), (2260, 34760), (2486, 31600), (2528, 31075), (2825, 27808), (3160, 24860), (3476, 22600), (3616, 21725), (3950, 19888), (4345, 18080), (4400, 17854), (4520, 17380), (4972, 15800), (5650, 13904), (6215, 12640), (6320, 12430), (6952, 11300), (7900, 9944), (8690, 9040), (8800, 8927)]