77502080

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1459}}^1$

素因数の和:1561

約数の個数: 64

約数和(自身を含む): 187639200

約数和(自身を除く): 110137120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1328, 1459, 1660, 2656, 2918, 3320, 5312, 5836, 6640, 7295, 10624, 11672, 13280, 14590, 23344, 26560, 29180, 46688, 53120, 58360, 93376, 116720, 121097, 186752, 233440, 242194, 466880, 484388, 605485, 933760, 968776, 1210970, 1937552, 2421940, 3875104, 4843880, 7750208, 9687760, 15500416, 19375520, 38751040, 77502080]

約数ペア:

[(1, 77502080), (2, 38751040), (4, 19375520), (5, 15500416), (8, 9687760), (10, 7750208), (16, 4843880), (20, 3875104), (32, 2421940), (40, 1937552), (64, 1210970), (80, 968776), (83, 933760), (128, 605485), (160, 484388), (166, 466880), (320, 242194), (332, 233440), (415, 186752), (640, 121097), (664, 116720), (830, 93376), (1328, 58360), (1459, 53120), (1660, 46688), (2656, 29180), (2918, 26560), (3320, 23344), (5312, 14590), (5836, 13280), (6640, 11672), (7295, 10624)]