159592960

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2065

約数の個数: 80

約数和(自身を含む): 395188992

約数和(自身を除く): 235596032

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, 512, 620, 640, 992, 1240, 1280, 1984, 2011, 2480, 2560, 3968, 4022, 4960, 7936, 8044, 9920, 10055, 15872, 16088, 19840, 20110, 32176, 39680, 40220, 62341, 64352, 79360, 80440, 124682, 128704, 160880, 249364, 257408, 311705, 321760, 498728, 514816, 623410, 643520, 997456, 1029632, 1246820, 1287040, 1994912, 2493640, 2574080, 3989824, 4987280, 5148160, 7979648, 9974560, 15959296, 19949120, 31918592, 39898240, 79796480, 159592960]

約数ペア:

[(1, 159592960), (2, 79796480), (4, 39898240), (5, 31918592), (8, 19949120), (10, 15959296), (16, 9974560), (20, 7979648), (31, 5148160), (32, 4987280), (40, 3989824), (62, 2574080), (64, 2493640), (80, 1994912), (124, 1287040), (128, 1246820), (155, 1029632), (160, 997456), (248, 643520), (256, 623410), (310, 514816), (320, 498728), (496, 321760), (512, 311705), (620, 257408), (640, 249364), (992, 160880), (1240, 128704), (1280, 124682), (1984, 80440), (2011, 79360), (2480, 64352), (2560, 62341), (3968, 40220), (4022, 39680), (4960, 32176), (7936, 20110), (8044, 19840), (9920, 16088), (10055, 15872)]