8889888710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1\times {\mathrm{1601}}^1$

素因数の和:2081

約数の個数: 64

約数和(自身を含む): 17190869760

約数和(自身を除く): 8300981050

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 367, 445, 734, 890, 1513, 1601, 1835, 3026, 3202, 3670, 6239, 7565, 8005, 12478, 15130, 16010, 27217, 31195, 32663, 54434, 62390, 65326, 136085, 142489, 163315, 272170, 284978, 326630, 555271, 587567, 712445, 1110542, 1175134, 1424890, 2422313, 2776355, 2937835, 4844626, 5552710, 5875670, 9988639, 12111565, 19977278, 24223130, 49943195, 52293463, 99886390, 104586926, 261467315, 522934630, 888988871, 1777977742, 4444944355, 8889888710]

約数ペア:

[(1, 8889888710), (2, 4444944355), (5, 1777977742), (10, 888988871), (17, 522934630), (34, 261467315), (85, 104586926), (89, 99886390), (170, 52293463), (178, 49943195), (367, 24223130), (445, 19977278), (734, 12111565), (890, 9988639), (1513, 5875670), (1601, 5552710), (1835, 4844626), (3026, 2937835), (3202, 2776355), (3670, 2422313), (6239, 1424890), (7565, 1175134), (8005, 1110542), (12478, 712445), (15130, 587567), (16010, 555271), (27217, 326630), (31195, 284978), (32663, 272170), (54434, 163315), (62390, 142489), (65326, 136085)]