313590940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{9497}}^1$

素因数の和:9646

約数の個数: 48

約数和(自身を含む): 714857472

約数和(自身を除く): 401266532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 9497, 16510, 18994, 33020, 37988, 47485, 94970, 123461, 189940, 246922, 493844, 617305, 1206119, 1234610, 2412238, 2469220, 4824476, 6030595, 12061190, 15679547, 24122380, 31359094, 62718188, 78397735, 156795470, 313590940]

約数ペア:

[(1, 313590940), (2, 156795470), (4, 78397735), (5, 62718188), (10, 31359094), (13, 24122380), (20, 15679547), (26, 12061190), (52, 6030595), (65, 4824476), (127, 2469220), (130, 2412238), (254, 1234610), (260, 1206119), (508, 617305), (635, 493844), (1270, 246922), (1651, 189940), (2540, 123461), (3302, 94970), (6604, 47485), (8255, 37988), (9497, 33020), (16510, 18994)]