156785103412

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{100003}}^1$

素因数の和:100461

約数の個数: 72

約数和(自身を含む): 336769470240

約数和(自身を除く): 179984366828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 421, 532, 842, 931, 1684, 1862, 2947, 3724, 5894, 7999, 11788, 15998, 20629, 31996, 41258, 55993, 82516, 100003, 111986, 200006, 223972, 391951, 400012, 700021, 783902, 1400042, 1567804, 1900057, 2800084, 3800114, 4900147, 7600228, 9800294, 13300399, 19600588, 26600798, 42101263, 53201596, 84202526, 93102793, 168405052, 186205586, 294708841, 372411172, 589417682, 799923997, 1178835364, 1599847994, 2062961887, 3199695988, 4125923774, 5599467979, 8251847548, 11198935958, 22397871916, 39196275853, 78392551706, 156785103412]

約数ペア:

[(1, 156785103412), (2, 78392551706), (4, 39196275853), (7, 22397871916), (14, 11198935958), (19, 8251847548), (28, 5599467979), (38, 4125923774), (49, 3199695988), (76, 2062961887), (98, 1599847994), (133, 1178835364), (196, 799923997), (266, 589417682), (421, 372411172), (532, 294708841), (842, 186205586), (931, 168405052), (1684, 93102793), (1862, 84202526), (2947, 53201596), (3724, 42101263), (5894, 26600798), (7999, 19600588), (11788, 13300399), (15998, 9800294), (20629, 7600228), (31996, 4900147), (41258, 3800114), (55993, 2800084), (82516, 1900057), (100003, 1567804), (111986, 1400042), (200006, 783902), (223972, 700021), (391951, 400012)]