9348528880

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1\times {\mathrm{1657}}^1$

素因数の和:2426

約数の個数: 80

約数和(自身を含む): 21981896640

約数和(自身を除く): 12633367760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 647, 872, 1090, 1294, 1657, 1744, 2180, 2588, 3235, 3314, 4360, 5176, 6470, 6628, 8285, 8720, 10352, 12940, 13256, 16570, 25880, 26512, 33140, 51760, 66280, 70523, 132560, 141046, 180613, 282092, 352615, 361226, 564184, 705230, 722452, 903065, 1072079, 1128368, 1410460, 1444904, 1806130, 2144158, 2820920, 2889808, 3612260, 4288316, 5360395, 5641840, 7224520, 8576632, 10720790, 14449040, 17153264, 21441580, 42883160, 85766320, 116856611, 233713222, 467426444, 584283055, 934852888, 1168566110, 1869705776, 2337132220, 4674264440, 9348528880]

約数ペア:

[(1, 9348528880), (2, 4674264440), (4, 2337132220), (5, 1869705776), (8, 1168566110), (10, 934852888), (16, 584283055), (20, 467426444), (40, 233713222), (80, 116856611), (109, 85766320), (218, 42883160), (436, 21441580), (545, 17153264), (647, 14449040), (872, 10720790), (1090, 8576632), (1294, 7224520), (1657, 5641840), (1744, 5360395), (2180, 4288316), (2588, 3612260), (3235, 2889808), (3314, 2820920), (4360, 2144158), (5176, 1806130), (6470, 1444904), (6628, 1410460), (8285, 1128368), (8720, 1072079), (10352, 903065), (12940, 722452), (13256, 705230), (16570, 564184), (25880, 361226), (26512, 352615), (33140, 282092), (51760, 180613), (66280, 141046), (70523, 132560)]