72782008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36833}}^1$

素因数の和:36871

約数の個数: 32

約数和(自身を含む): 154702800

約数和(自身を除く): 81920792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 36833, 73666, 147332, 294664, 478829, 699827, 957658, 1399654, 1915316, 2799308, 3830632, 5598616, 9097751, 18195502, 36391004, 72782008]

約数ペア:

[(1, 72782008), (2, 36391004), (4, 18195502), (8, 9097751), (13, 5598616), (19, 3830632), (26, 2799308), (38, 1915316), (52, 1399654), (76, 957658), (104, 699827), (152, 478829), (247, 294664), (494, 147332), (988, 73666), (1976, 36833)]