78645165

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 138419712

約数和(自身を除く): 59774547

約数列:

[1, 3, 5, 15, 23, 37, 61, 69, 101, 111, 115, 183, 185, 303, 305, 345, 505, 555, 851, 915, 1403, 1515, 2257, 2323, 2553, 3737, 4209, 4255, 6161, 6771, 6969, 7015, 11211, 11285, 11615, 12765, 18483, 18685, 21045, 30805, 33855, 34845, 51911, 56055, 85951, 92415, 141703, 155733, 227957, 257853, 259555, 425109, 429755, 683871, 708515, 778665, 1139785, 1289265, 2125545, 3419355, 5243011, 15729033, 26215055, 78645165]

約数ペア:

[(1, 78645165), (3, 26215055), (5, 15729033), (15, 5243011), (23, 3419355), (37, 2125545), (61, 1289265), (69, 1139785), (101, 778665), (111, 708515), (115, 683871), (183, 429755), (185, 425109), (303, 259555), (305, 257853), (345, 227957), (505, 155733), (555, 141703), (851, 92415), (915, 85951), (1403, 56055), (1515, 51911), (2257, 34845), (2323, 33855), (2553, 30805), (3737, 21045), (4209, 18685), (4255, 18483), (6161, 12765), (6771, 11615), (6969, 11285), (7015, 11211)]