550877440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13883}}^1$

素因数の和:13935

約数の個数: 72

約数和(自身を含む): 1362187008

約数和(自身を除く): 811309568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 13883, 19840, 27766, 39680, 55532, 69415, 111064, 138830, 222128, 277660, 430373, 444256, 555320, 860746, 888512, 1110640, 1721492, 1777024, 2151865, 2221280, 3442984, 3554048, 4303730, 4442560, 6885968, 8607460, 8885120, 13771936, 17214920, 17770240, 27543872, 34429840, 55087744, 68859680, 110175488, 137719360, 275438720, 550877440]

約数ペア:

[(1, 550877440), (2, 275438720), (4, 137719360), (5, 110175488), (8, 68859680), (10, 55087744), (16, 34429840), (20, 27543872), (31, 17770240), (32, 17214920), (40, 13771936), (62, 8885120), (64, 8607460), (80, 6885968), (124, 4442560), (128, 4303730), (155, 3554048), (160, 3442984), (248, 2221280), (256, 2151865), (310, 1777024), (320, 1721492), (496, 1110640), (620, 888512), (640, 860746), (992, 555320), (1240, 444256), (1280, 430373), (1984, 277660), (2480, 222128), (3968, 138830), (4960, 111064), (7936, 69415), (9920, 55532), (13883, 39680), (19840, 27766)]