90901760

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1$

素因数の和:1579

約数の個数: 72

約数和(自身を含む): 222518016

約数和(自身を除く): 131616256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1511, 1880, 3008, 3022, 3760, 6016, 6044, 7520, 7555, 12032, 12088, 15040, 15110, 24176, 30080, 30220, 48352, 60160, 60440, 71017, 96704, 120880, 142034, 193408, 241760, 284068, 355085, 386816, 483520, 568136, 710170, 967040, 1136272, 1420340, 1934080, 2272544, 2840680, 4545088, 5681360, 9090176, 11362720, 18180352, 22725440, 45450880, 90901760]

約数ペア:

[(1, 90901760), (2, 45450880), (4, 22725440), (5, 18180352), (8, 11362720), (10, 9090176), (16, 5681360), (20, 4545088), (32, 2840680), (40, 2272544), (47, 1934080), (64, 1420340), (80, 1136272), (94, 967040), (128, 710170), (160, 568136), (188, 483520), (235, 386816), (256, 355085), (320, 284068), (376, 241760), (470, 193408), (640, 142034), (752, 120880), (940, 96704), (1280, 71017), (1504, 60440), (1511, 60160), (1880, 48352), (3008, 30220), (3022, 30080), (3760, 24176), (6016, 15110), (6044, 15040), (7520, 12088), (7555, 12032)]