81653490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6089}}^1$

素因数の和:6251

約数の個数: 48

約数和(自身を含む): 213759000

約数和(自身を除く): 132105510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4470, 6089, 6705, 12178, 13410, 18267, 30445, 36534, 54801, 60890, 91335, 109602, 182670, 274005, 548010, 907261, 1814522, 2721783, 4536305, 5443566, 8165349, 9072610, 13608915, 16330698, 27217830, 40826745, 81653490]

約数ペア:

[(1, 81653490), (2, 40826745), (3, 27217830), (5, 16330698), (6, 13608915), (9, 9072610), (10, 8165349), (15, 5443566), (18, 4536305), (30, 2721783), (45, 1814522), (90, 907261), (149, 548010), (298, 274005), (447, 182670), (745, 109602), (894, 91335), (1341, 60890), (1490, 54801), (2235, 36534), (2682, 30445), (4470, 18267), (6089, 13410), (6705, 12178)]