81447450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{77569}}^1$

素因数の和:77591

約数の個数: 48

約数和(自身を含む): 230848320

約数和(自身を除く): 149400870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 77569, 155138, 232707, 387845, 465414, 542983, 775690, 1085966, 1163535, 1628949, 1939225, 2327070, 2714915, 3257898, 3878450, 5429830, 5817675, 8144745, 11635350, 13574575, 16289490, 27149150, 40723725, 81447450]

約数ペア:

[(1, 81447450), (2, 40723725), (3, 27149150), (5, 16289490), (6, 13574575), (7, 11635350), (10, 8144745), (14, 5817675), (15, 5429830), (21, 3878450), (25, 3257898), (30, 2714915), (35, 2327070), (42, 1939225), (50, 1628949), (70, 1163535), (75, 1085966), (105, 775690), (150, 542983), (175, 465414), (210, 387845), (350, 232707), (525, 155138), (1050, 77569)]