69966520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{683}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 170644320

約数和(自身を除く): 100677800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 683, 788, 985, 1366, 1576, 1970, 2561, 2732, 3415, 3940, 5122, 5464, 6830, 7880, 8879, 10244, 12805, 13660, 17758, 20488, 25610, 27320, 35516, 44395, 51220, 71032, 88790, 102440, 134551, 177580, 269102, 355160, 538204, 672755, 1076408, 1345510, 1749163, 2691020, 3498326, 5382040, 6996652, 8745815, 13993304, 17491630, 34983260, 69966520]

約数ペア:

[(1, 69966520), (2, 34983260), (4, 17491630), (5, 13993304), (8, 8745815), (10, 6996652), (13, 5382040), (20, 3498326), (26, 2691020), (40, 1749163), (52, 1345510), (65, 1076408), (104, 672755), (130, 538204), (197, 355160), (260, 269102), (394, 177580), (520, 134551), (683, 102440), (788, 88790), (985, 71032), (1366, 51220), (1576, 44395), (1970, 35516), (2561, 27320), (2732, 25610), (3415, 20488), (3940, 17758), (5122, 13660), (5464, 12805), (6830, 10244), (7880, 8879)]