256469824

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1097}}^1$

素因数の和:1403

約数の個数: 56

約数和(自身を含む): 550532808

約数和(自身を除く): 294062984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 281, 416, 562, 832, 1097, 1124, 2194, 2248, 3653, 4388, 4496, 7306, 8776, 8992, 14261, 14612, 17552, 17984, 28522, 29224, 35104, 57044, 58448, 70208, 114088, 116896, 228176, 233792, 308257, 456352, 616514, 912704, 1233028, 2466056, 4007341, 4932112, 8014682, 9864224, 16029364, 19728448, 32058728, 64117456, 128234912, 256469824]

約数ペア:

[(1, 256469824), (2, 128234912), (4, 64117456), (8, 32058728), (13, 19728448), (16, 16029364), (26, 9864224), (32, 8014682), (52, 4932112), (64, 4007341), (104, 2466056), (208, 1233028), (281, 912704), (416, 616514), (562, 456352), (832, 308257), (1097, 233792), (1124, 228176), (2194, 116896), (2248, 114088), (3653, 70208), (4388, 58448), (4496, 57044), (7306, 35104), (8776, 29224), (8992, 28522), (14261, 17984), (14612, 17552)]