72157136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2447}}^1$

素因数の和:2571

約数の個数: 40

約数和(自身を含む): 148740480

約数和(自身を除く): 76583344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1552, 1843, 2447, 3686, 4894, 7372, 9788, 14744, 19576, 29488, 39152, 46493, 92986, 185972, 237359, 371944, 474718, 743888, 949436, 1898872, 3797744, 4509821, 9019642, 18039284, 36078568, 72157136]

約数ペア:

[(1, 72157136), (2, 36078568), (4, 18039284), (8, 9019642), (16, 4509821), (19, 3797744), (38, 1898872), (76, 949436), (97, 743888), (152, 474718), (194, 371944), (304, 237359), (388, 185972), (776, 92986), (1552, 46493), (1843, 39152), (2447, 29488), (3686, 19576), (4894, 14744), (7372, 9788)]