63966320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72689}}^1$

素因数の和:72713

約数の個数: 40

約数和(自身を含む): 162244080

約数和(自身を除く): 98277760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 72689, 145378, 290756, 363445, 581512, 726890, 799579, 1163024, 1453780, 1599158, 2907560, 3198316, 3997895, 5815120, 6396632, 7995790, 12793264, 15991580, 31983160, 63966320]

約数ペア:

[(1, 63966320), (2, 31983160), (4, 15991580), (5, 12793264), (8, 7995790), (10, 6396632), (11, 5815120), (16, 3997895), (20, 3198316), (22, 2907560), (40, 1599158), (44, 1453780), (55, 1163024), (80, 799579), (88, 726890), (110, 581512), (176, 363445), (220, 290756), (440, 145378), (880, 72689)]