72729020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 190512000

約数和(自身を除く): 117782980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 89, 91, 130, 140, 178, 182, 260, 356, 364, 445, 449, 455, 623, 890, 898, 910, 1157, 1246, 1780, 1796, 1820, 2245, 2314, 2492, 3115, 3143, 4490, 4628, 5785, 5837, 6230, 6286, 8099, 8980, 11570, 11674, 12460, 12572, 15715, 16198, 23140, 23348, 29185, 31430, 32396, 39961, 40495, 40859, 58370, 62860, 79922, 80990, 81718, 116740, 159844, 161980, 163436, 199805, 204295, 279727, 399610, 408590, 519493, 559454, 799220, 817180, 1038986, 1118908, 1398635, 2077972, 2597465, 2797270, 3636451, 5194930, 5594540, 7272902, 10389860, 14545804, 18182255, 36364510, 72729020]

約数ペア:

[(1, 72729020), (2, 36364510), (4, 18182255), (5, 14545804), (7, 10389860), (10, 7272902), (13, 5594540), (14, 5194930), (20, 3636451), (26, 2797270), (28, 2597465), (35, 2077972), (52, 1398635), (65, 1118908), (70, 1038986), (89, 817180), (91, 799220), (130, 559454), (140, 519493), (178, 408590), (182, 399610), (260, 279727), (356, 204295), (364, 199805), (445, 163436), (449, 161980), (455, 159844), (623, 116740), (890, 81718), (898, 80990), (910, 79922), (1157, 62860), (1246, 58370), (1780, 40859), (1796, 40495), (1820, 39961), (2245, 32396), (2314, 31430), (2492, 29185), (3115, 23348), (3143, 23140), (4490, 16198), (4628, 15715), (5785, 12572), (5837, 12460), (6230, 11674), (6286, 11570), (8099, 8980)]