156969488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39719}}^1$

素因数の和:39759

約数の個数: 40

約数和(自身を含む): 344769600

約数和(自身を除く): 187800112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 39719, 79438, 158876, 317752, 516347, 635504, 754661, 1032694, 1509322, 2065388, 3018644, 4130776, 6037288, 8261552, 9810593, 12074576, 19621186, 39242372, 78484744, 156969488]

約数ペア:

[(1, 156969488), (2, 78484744), (4, 39242372), (8, 19621186), (13, 12074576), (16, 9810593), (19, 8261552), (26, 6037288), (38, 4130776), (52, 3018644), (76, 2065388), (104, 1509322), (152, 1032694), (208, 754661), (247, 635504), (304, 516347), (494, 317752), (988, 158876), (1976, 79438), (3952, 39719)]