90782080

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1709}}^1$

素因数の和:1811

約数の個数: 64

約数和(自身を含む): 219769200

約数和(自身を除く): 128987120

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, 1660, 1709, 2656, 3320, 3418, 5312, 6640, 6836, 8545, 10624, 13280, 13672, 17090, 26560, 27344, 34180, 53120, 54688, 68360, 109376, 136720, 141847, 218752, 273440, 283694, 546880, 567388, 709235, 1093760, 1134776, 1418470, 2269552, 2836940, 4539104, 5673880, 9078208, 11347760, 18156416, 22695520, 45391040, 90782080]

約数ペア:

[(1, 90782080), (2, 45391040), (4, 22695520), (5, 18156416), (8, 11347760), (10, 9078208), (16, 5673880), (20, 4539104), (32, 2836940), (40, 2269552), (64, 1418470), (80, 1134776), (83, 1093760), (128, 709235), (160, 567388), (166, 546880), (320, 283694), (332, 273440), (415, 218752), (640, 141847), (664, 136720), (830, 109376), (1328, 68360), (1660, 54688), (1709, 53120), (2656, 34180), (3320, 27344), (3418, 26560), (5312, 17090), (6640, 13672), (6836, 13280), (8545, 10624)]