633288520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{6947}}^1$

素因数の和:7054

約数の個数: 64

約数和(自身を含む): 1485760320

約数和(自身を除く): 852471800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 860, 1060, 1720, 2120, 2279, 4558, 6947, 9116, 11395, 13894, 18232, 22790, 27788, 34735, 45580, 55576, 69470, 91160, 138940, 277880, 298721, 368191, 597442, 736382, 1194884, 1472764, 1493605, 1840955, 2389768, 2945528, 2987210, 3681910, 5974420, 7363820, 11948840, 14727640, 15832213, 31664426, 63328852, 79161065, 126657704, 158322130, 316644260, 633288520]

約数ペア:

[(1, 633288520), (2, 316644260), (4, 158322130), (5, 126657704), (8, 79161065), (10, 63328852), (20, 31664426), (40, 15832213), (43, 14727640), (53, 11948840), (86, 7363820), (106, 5974420), (172, 3681910), (212, 2987210), (215, 2945528), (265, 2389768), (344, 1840955), (424, 1493605), (430, 1472764), (530, 1194884), (860, 736382), (1060, 597442), (1720, 368191), (2120, 298721), (2279, 277880), (4558, 138940), (6947, 91160), (9116, 69470), (11395, 55576), (13894, 45580), (18232, 34735), (22790, 27788)]