72157280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 185812704

約数和(自身を除く): 113655424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 113, 130, 160, 208, 226, 260, 307, 416, 452, 520, 565, 614, 904, 1040, 1130, 1228, 1469, 1535, 1808, 2080, 2260, 2456, 2938, 3070, 3616, 3991, 4520, 4912, 5876, 6140, 7345, 7982, 9040, 9824, 11752, 12280, 14690, 15964, 18080, 19955, 23504, 24560, 29380, 31928, 34691, 39910, 47008, 49120, 58760, 63856, 69382, 79820, 117520, 127712, 138764, 159640, 173455, 235040, 277528, 319280, 346910, 450983, 555056, 638560, 693820, 901966, 1110112, 1387640, 1803932, 2254915, 2775280, 3607864, 4509830, 5550560, 7215728, 9019660, 14431456, 18039320, 36078640, 72157280]

約数ペア:

[(1, 72157280), (2, 36078640), (4, 18039320), (5, 14431456), (8, 9019660), (10, 7215728), (13, 5550560), (16, 4509830), (20, 3607864), (26, 2775280), (32, 2254915), (40, 1803932), (52, 1387640), (65, 1110112), (80, 901966), (104, 693820), (113, 638560), (130, 555056), (160, 450983), (208, 346910), (226, 319280), (260, 277528), (307, 235040), (416, 173455), (452, 159640), (520, 138764), (565, 127712), (614, 117520), (904, 79820), (1040, 69382), (1130, 63856), (1228, 58760), (1469, 49120), (1535, 47008), (1808, 39910), (2080, 34691), (2260, 31928), (2456, 29380), (2938, 24560), (3070, 23504), (3616, 19955), (3991, 18080), (4520, 15964), (4912, 14690), (5876, 12280), (6140, 11752), (7345, 9824), (7982, 9040)]