74865795

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 58190205

約数列:

[1, 3, 5, 15, 19, 41, 43, 57, 95, 123, 129, 149, 205, 215, 285, 447, 615, 645, 745, 779, 817, 1763, 2235, 2337, 2451, 2831, 3895, 4085, 5289, 6109, 6407, 8493, 8815, 11685, 12255, 14155, 18327, 19221, 26445, 30545, 32035, 33497, 42465, 91635, 96105, 100491, 116071, 121733, 167485, 262687, 348213, 365199, 502455, 580355, 608665, 788061, 1313435, 1741065, 1825995, 3940305, 4991053, 14973159, 24955265, 74865795]

約数ペア:

[(1, 74865795), (3, 24955265), (5, 14973159), (15, 4991053), (19, 3940305), (41, 1825995), (43, 1741065), (57, 1313435), (95, 788061), (123, 608665), (129, 580355), (149, 502455), (205, 365199), (215, 348213), (285, 262687), (447, 167485), (615, 121733), (645, 116071), (745, 100491), (779, 96105), (817, 91635), (1763, 42465), (2235, 33497), (2337, 32035), (2451, 30545), (2831, 26445), (3895, 19221), (4085, 18327), (5289, 14155), (6109, 12255), (6407, 11685), (8493, 8815)]