122623280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{751}}^1$

素因数の和:934

約数の個数: 80

約数和(自身を含む): 309396864

約数和(自身を除く): 186773584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 260, 314, 520, 628, 751, 785, 1040, 1256, 1502, 1570, 2041, 2512, 3004, 3140, 3755, 4082, 6008, 6280, 7510, 8164, 9763, 10205, 12016, 12560, 15020, 16328, 19526, 20410, 30040, 32656, 39052, 40820, 48815, 60080, 78104, 81640, 97630, 117907, 156208, 163280, 195260, 235814, 390520, 471628, 589535, 781040, 943256, 1179070, 1532791, 1886512, 2358140, 3065582, 4716280, 6131164, 7663955, 9432560, 12262328, 15327910, 24524656, 30655820, 61311640, 122623280]

約数ペア:

[(1, 122623280), (2, 61311640), (4, 30655820), (5, 24524656), (8, 15327910), (10, 12262328), (13, 9432560), (16, 7663955), (20, 6131164), (26, 4716280), (40, 3065582), (52, 2358140), (65, 1886512), (80, 1532791), (104, 1179070), (130, 943256), (157, 781040), (208, 589535), (260, 471628), (314, 390520), (520, 235814), (628, 195260), (751, 163280), (785, 156208), (1040, 117907), (1256, 97630), (1502, 81640), (1570, 78104), (2041, 60080), (2512, 48815), (3004, 40820), (3140, 39052), (3755, 32656), (4082, 30040), (6008, 20410), (6280, 19526), (7510, 16328), (8164, 15020), (9763, 12560), (10205, 12016)]