817731110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1230

約数の個数: 96

約数和(自身を含む): 1834980480

約数和(自身を除く): 1017249370

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 89, 98, 119, 170, 178, 238, 245, 445, 490, 595, 623, 833, 890, 1103, 1190, 1246, 1513, 1666, 2206, 3026, 3115, 4165, 4361, 5515, 6230, 7565, 7721, 8330, 8722, 10591, 11030, 15130, 15442, 18751, 21182, 21805, 37502, 38605, 43610, 52955, 54047, 74137, 77210, 93755, 98167, 105910, 108094, 131257, 148274, 187510, 196334, 262514, 270235, 370685, 490835, 540470, 656285, 687169, 741370, 918799, 981670, 1312570, 1374338, 1668839, 1837598, 3337678, 3435845, 4593995, 4810183, 6871690, 8344195, 9187990, 9620366, 11681873, 16688390, 23363746, 24050915, 48101830, 58409365, 81773111, 116818730, 163546222, 408865555, 817731110]

約数ペア:

[(1, 817731110), (2, 408865555), (5, 163546222), (7, 116818730), (10, 81773111), (14, 58409365), (17, 48101830), (34, 24050915), (35, 23363746), (49, 16688390), (70, 11681873), (85, 9620366), (89, 9187990), (98, 8344195), (119, 6871690), (170, 4810183), (178, 4593995), (238, 3435845), (245, 3337678), (445, 1837598), (490, 1668839), (595, 1374338), (623, 1312570), (833, 981670), (890, 918799), (1103, 741370), (1190, 687169), (1246, 656285), (1513, 540470), (1666, 490835), (2206, 370685), (3026, 270235), (3115, 262514), (4165, 196334), (4361, 187510), (5515, 148274), (6230, 131257), (7565, 108094), (7721, 105910), (8330, 98167), (8722, 93755), (10591, 77210), (11030, 74137), (15130, 54047), (15442, 52955), (18751, 43610), (21182, 38605), (21805, 37502)]