387127808

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:677

約数の個数: 80

約数和(自身を含む): 830839680

約数和(自身を除く): 443711872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 128, 136, 158, 256, 272, 316, 512, 544, 563, 632, 1088, 1126, 1264, 1343, 2176, 2252, 2528, 2686, 4352, 4504, 5056, 5372, 8704, 9008, 9571, 10112, 10744, 18016, 19142, 20224, 21488, 36032, 38284, 40448, 42976, 44477, 72064, 76568, 85952, 88954, 144128, 153136, 171904, 177908, 288256, 306272, 343808, 355816, 612544, 687616, 711632, 756109, 1225088, 1423264, 1512218, 2450176, 2846528, 3024436, 4900352, 5693056, 6048872, 11386112, 12097744, 22772224, 24195488, 48390976, 96781952, 193563904, 387127808]

約数ペア:

[(1, 387127808), (2, 193563904), (4, 96781952), (8, 48390976), (16, 24195488), (17, 22772224), (32, 12097744), (34, 11386112), (64, 6048872), (68, 5693056), (79, 4900352), (128, 3024436), (136, 2846528), (158, 2450176), (256, 1512218), (272, 1423264), (316, 1225088), (512, 756109), (544, 711632), (563, 687616), (632, 612544), (1088, 355816), (1126, 343808), (1264, 306272), (1343, 288256), (2176, 177908), (2252, 171904), (2528, 153136), (2686, 144128), (4352, 88954), (4504, 85952), (5056, 76568), (5372, 72064), (8704, 44477), (9008, 42976), (9571, 40448), (10112, 38284), (10744, 36032), (18016, 21488), (19142, 20224)]