200844860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 429528960

約数和(自身を除く): 228684100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 317, 395, 401, 634, 790, 802, 1268, 1580, 1585, 1604, 2005, 3170, 4010, 6340, 8020, 25043, 31679, 50086, 63358, 100172, 125215, 126716, 127117, 158395, 250430, 254234, 316790, 500860, 508468, 633580, 635585, 1271170, 2542340, 10042243, 20084486, 40168972, 50211215, 100422430, 200844860]

約数ペア:

[(1, 200844860), (2, 100422430), (4, 50211215), (5, 40168972), (10, 20084486), (20, 10042243), (79, 2542340), (158, 1271170), (316, 635585), (317, 633580), (395, 508468), (401, 500860), (634, 316790), (790, 254234), (802, 250430), (1268, 158395), (1580, 127117), (1585, 126716), (1604, 125215), (2005, 100172), (3170, 63358), (4010, 50086), (6340, 31679), (8020, 25043)]