83980120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{6121}}^1$

素因数の和:6153

約数の個数: 64

約数和(自身を含む): 220392000

約数和(自身を除く): 136411880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6121, 6860, 12242, 13720, 24484, 30605, 42847, 48968, 61210, 85694, 122420, 171388, 214235, 244840, 299929, 342776, 428470, 599858, 856940, 1199716, 1499645, 1713880, 2099503, 2399432, 2999290, 4199006, 5998580, 8398012, 10497515, 11997160, 16796024, 20995030, 41990060, 83980120]

約数ペア:

[(1, 83980120), (2, 41990060), (4, 20995030), (5, 16796024), (7, 11997160), (8, 10497515), (10, 8398012), (14, 5998580), (20, 4199006), (28, 2999290), (35, 2399432), (40, 2099503), (49, 1713880), (56, 1499645), (70, 1199716), (98, 856940), (140, 599858), (196, 428470), (245, 342776), (280, 299929), (343, 244840), (392, 214235), (490, 171388), (686, 122420), (980, 85694), (1372, 61210), (1715, 48968), (1960, 42847), (2744, 30605), (3430, 24484), (6121, 13720), (6860, 12242)]