201809690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 389670912

約数和(自身を除く): 187861222

約数列:

[1, 2, 5, 10, 31, 53, 62, 71, 106, 142, 155, 173, 265, 310, 346, 355, 530, 710, 865, 1643, 1730, 2201, 3286, 3763, 4402, 5363, 7526, 8215, 9169, 10726, 11005, 12283, 16430, 18338, 18815, 22010, 24566, 26815, 37630, 45845, 53630, 61415, 91690, 116653, 122830, 233306, 284239, 380773, 568478, 583265, 650999, 761546, 1166530, 1301998, 1421195, 1903865, 2842390, 3254995, 3807730, 6509990, 20180969, 40361938, 100904845, 201809690]

約数ペア:

[(1, 201809690), (2, 100904845), (5, 40361938), (10, 20180969), (31, 6509990), (53, 3807730), (62, 3254995), (71, 2842390), (106, 1903865), (142, 1421195), (155, 1301998), (173, 1166530), (265, 761546), (310, 650999), (346, 583265), (355, 568478), (530, 380773), (710, 284239), (865, 233306), (1643, 122830), (1730, 116653), (2201, 91690), (3286, 61415), (3763, 53630), (4402, 45845), (5363, 37630), (7526, 26815), (8215, 24566), (9169, 22010), (10726, 18815), (11005, 18338), (12283, 16430)]