8045874520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109141}}^1$

素因数の和:109268

約数の個数: 64

約数和(自身を含む): 19252648800

約数和(自身を除く): 11206774280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 970, 1843, 1940, 3686, 3880, 7372, 9215, 14744, 18430, 36860, 73720, 109141, 218282, 436564, 545705, 873128, 1091410, 2073679, 2182820, 4147358, 4365640, 8294716, 10368395, 10586677, 16589432, 20736790, 21173354, 41473580, 42346708, 52933385, 82947160, 84693416, 105866770, 201146863, 211733540, 402293726, 423467080, 804587452, 1005734315, 1609174904, 2011468630, 4022937260, 8045874520]

約数ペア:

[(1, 8045874520), (2, 4022937260), (4, 2011468630), (5, 1609174904), (8, 1005734315), (10, 804587452), (19, 423467080), (20, 402293726), (38, 211733540), (40, 201146863), (76, 105866770), (95, 84693416), (97, 82947160), (152, 52933385), (190, 42346708), (194, 41473580), (380, 21173354), (388, 20736790), (485, 16589432), (760, 10586677), (776, 10368395), (970, 8294716), (1843, 4365640), (1940, 4147358), (3686, 2182820), (3880, 2073679), (7372, 1091410), (9215, 873128), (14744, 545705), (18430, 436564), (36860, 218282), (73720, 109141)]