57807280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 142223040

約数和(自身を除く): 84415760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 353, 356, 368, 445, 460, 706, 712, 890, 920, 1412, 1424, 1765, 1780, 1840, 2047, 2824, 3530, 3560, 4094, 5648, 7060, 7120, 8119, 8188, 10235, 14120, 16238, 16376, 20470, 28240, 31417, 32476, 32752, 40595, 40940, 62834, 64952, 81190, 81880, 125668, 129904, 157085, 162380, 163760, 251336, 314170, 324760, 502672, 628340, 649520, 722591, 1256680, 1445182, 2513360, 2890364, 3612955, 5780728, 7225910, 11561456, 14451820, 28903640, 57807280]

約数ペア:

[(1, 57807280), (2, 28903640), (4, 14451820), (5, 11561456), (8, 7225910), (10, 5780728), (16, 3612955), (20, 2890364), (23, 2513360), (40, 1445182), (46, 1256680), (80, 722591), (89, 649520), (92, 628340), (115, 502672), (178, 324760), (184, 314170), (230, 251336), (353, 163760), (356, 162380), (368, 157085), (445, 129904), (460, 125668), (706, 81880), (712, 81190), (890, 64952), (920, 62834), (1412, 40940), (1424, 40595), (1765, 32752), (1780, 32476), (1840, 31417), (2047, 28240), (2824, 20470), (3530, 16376), (3560, 16238), (4094, 14120), (5648, 10235), (7060, 8188), (7120, 8119)]