142412450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 275815680

約数和(自身を除く): 133403230

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 139, 155, 278, 310, 661, 695, 775, 1322, 1390, 1550, 3305, 3475, 4309, 6610, 6950, 8618, 16525, 20491, 21545, 33050, 40982, 43090, 91879, 102455, 107725, 183758, 204910, 215450, 459395, 512275, 918790, 1024550, 2296975, 2848249, 4593950, 5696498, 14241245, 28482490, 71206225, 142412450]

約数ペア:

[(1, 142412450), (2, 71206225), (5, 28482490), (10, 14241245), (25, 5696498), (31, 4593950), (50, 2848249), (62, 2296975), (139, 1024550), (155, 918790), (278, 512275), (310, 459395), (661, 215450), (695, 204910), (775, 183758), (1322, 107725), (1390, 102455), (1550, 91879), (3305, 43090), (3475, 40982), (4309, 33050), (6610, 21545), (6950, 20491), (8618, 16525)]