130909280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26393}}^1$

素因数の和:26439

約数の個数: 48

約数和(自身を含む): 319261824

約数和(自身を除く): 188352544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 26393, 52786, 105572, 131965, 211144, 263930, 422288, 527860, 818183, 844576, 1055720, 1636366, 2111440, 3272732, 4090915, 4222880, 6545464, 8181830, 13090928, 16363660, 26181856, 32727320, 65454640, 130909280]

約数ペア:

[(1, 130909280), (2, 65454640), (4, 32727320), (5, 26181856), (8, 16363660), (10, 13090928), (16, 8181830), (20, 6545464), (31, 4222880), (32, 4090915), (40, 3272732), (62, 2111440), (80, 1636366), (124, 1055720), (155, 844576), (160, 818183), (248, 527860), (310, 422288), (496, 263930), (620, 211144), (992, 131965), (1240, 105572), (2480, 52786), (4960, 26393)]