115641320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 269438400

約数和(自身を除く): 153797080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 107, 164, 205, 214, 328, 410, 428, 535, 659, 820, 856, 1070, 1318, 1640, 2140, 2636, 3295, 4280, 4387, 5272, 6590, 8774, 13180, 17548, 21935, 26360, 27019, 35096, 43870, 54038, 70513, 87740, 108076, 135095, 141026, 175480, 216152, 270190, 282052, 352565, 540380, 564104, 705130, 1080760, 1410260, 2820520, 2891033, 5782066, 11564132, 14455165, 23128264, 28910330, 57820660, 115641320]

約数ペア:

[(1, 115641320), (2, 57820660), (4, 28910330), (5, 23128264), (8, 14455165), (10, 11564132), (20, 5782066), (40, 2891033), (41, 2820520), (82, 1410260), (107, 1080760), (164, 705130), (205, 564104), (214, 540380), (328, 352565), (410, 282052), (428, 270190), (535, 216152), (659, 175480), (820, 141026), (856, 135095), (1070, 108076), (1318, 87740), (1640, 70513), (2140, 54038), (2636, 43870), (3295, 35096), (4280, 27019), (4387, 26360), (5272, 21935), (6590, 17548), (8774, 13180)]