289742080

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5521}}^1$

素因数の和:5583

約数の個数: 72

約数和(自身を含む): 711078984

約数和(自身を除く): 421336904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 3280, 5248, 5521, 6560, 10496, 11042, 13120, 22084, 26240, 27605, 44168, 52480, 55210, 88336, 110420, 176672, 220840, 226361, 353344, 441680, 452722, 706688, 883360, 905444, 1131805, 1413376, 1766720, 1810888, 2263610, 3533440, 3621776, 4527220, 7066880, 7243552, 9054440, 14487104, 18108880, 28974208, 36217760, 57948416, 72435520, 144871040, 289742080]

約数ペア:

[(1, 289742080), (2, 144871040), (4, 72435520), (5, 57948416), (8, 36217760), (10, 28974208), (16, 18108880), (20, 14487104), (32, 9054440), (40, 7243552), (41, 7066880), (64, 4527220), (80, 3621776), (82, 3533440), (128, 2263610), (160, 1810888), (164, 1766720), (205, 1413376), (256, 1131805), (320, 905444), (328, 883360), (410, 706688), (640, 452722), (656, 441680), (820, 353344), (1280, 226361), (1312, 220840), (1640, 176672), (2624, 110420), (3280, 88336), (5248, 55210), (5521, 52480), (6560, 44168), (10496, 27605), (11042, 26240), (13120, 22084)]