80637310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 84473090

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 149, 181, 230, 298, 299, 362, 598, 745, 905, 1490, 1495, 1810, 1937, 2353, 2990, 3427, 3874, 4163, 4706, 6854, 8326, 9685, 11765, 17135, 19370, 20815, 23530, 26969, 34270, 41630, 44551, 53938, 54119, 89102, 108238, 134845, 222755, 269690, 270595, 350597, 445510, 541190, 620287, 701194, 1240574, 1752985, 3101435, 3505970, 6202870, 8063731, 16127462, 40318655, 80637310]

約数ペア:

[(1, 80637310), (2, 40318655), (5, 16127462), (10, 8063731), (13, 6202870), (23, 3505970), (26, 3101435), (46, 1752985), (65, 1240574), (115, 701194), (130, 620287), (149, 541190), (181, 445510), (230, 350597), (298, 270595), (299, 269690), (362, 222755), (598, 134845), (745, 108238), (905, 89102), (1490, 54119), (1495, 53938), (1810, 44551), (1937, 41630), (2353, 34270), (2990, 26969), (3427, 23530), (3874, 20815), (4163, 19370), (4706, 17135), (6854, 11765), (8326, 9685)]