250142720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 112

約数和(自身を含む): 622816128

約数和(自身を除く): 372673408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 197, 248, 256, 310, 320, 394, 496, 512, 620, 640, 788, 985, 992, 1024, 1240, 1280, 1576, 1970, 1984, 2048, 2480, 2560, 3152, 3940, 3968, 4096, 4960, 5120, 6107, 6304, 7880, 7936, 8192, 9920, 10240, 12214, 12608, 15760, 15872, 19840, 20480, 24428, 25216, 30535, 31520, 31744, 39680, 40960, 48856, 50432, 61070, 63040, 63488, 79360, 97712, 100864, 122140, 126080, 126976, 158720, 195424, 201728, 244280, 252160, 253952, 317440, 390848, 403456, 488560, 504320, 634880, 781696, 806912, 977120, 1008640, 1269760, 1563392, 1613824, 1954240, 2017280, 3126784, 3908480, 4034560, 6253568, 7816960, 8069120, 12507136, 15633920, 25014272, 31267840, 50028544, 62535680, 125071360, 250142720]

約数ペア:

[(1, 250142720), (2, 125071360), (4, 62535680), (5, 50028544), (8, 31267840), (10, 25014272), (16, 15633920), (20, 12507136), (31, 8069120), (32, 7816960), (40, 6253568), (62, 4034560), (64, 3908480), (80, 3126784), (124, 2017280), (128, 1954240), (155, 1613824), (160, 1563392), (197, 1269760), (248, 1008640), (256, 977120), (310, 806912), (320, 781696), (394, 634880), (496, 504320), (512, 488560), (620, 403456), (640, 390848), (788, 317440), (985, 253952), (992, 252160), (1024, 244280), (1240, 201728), (1280, 195424), (1576, 158720), (1970, 126976), (1984, 126080), (2048, 122140), (2480, 100864), (2560, 97712), (3152, 79360), (3940, 63488), (3968, 63040), (4096, 61070), (4960, 50432), (5120, 48856), (6107, 40960), (6304, 39680), (7880, 31744), (7936, 31520), (8192, 30535), (9920, 25216), (10240, 24428), (12214, 20480), (12608, 19840), (15760, 15872)]