408374330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{64109}}^1$

素因数の和:64143

約数の個数: 48

約数和(自身を含む): 920876040

約数和(自身を除く): 512501710

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 64109, 128218, 320545, 448763, 641090, 833417, 897526, 1666834, 2243815, 3141341, 4167085, 4487630, 5833919, 6282682, 8334170, 11667838, 15706705, 29169595, 31413410, 40837433, 58339190, 81674866, 204187165, 408374330]

約数ペア:

[(1, 408374330), (2, 204187165), (5, 81674866), (7, 58339190), (10, 40837433), (13, 31413410), (14, 29169595), (26, 15706705), (35, 11667838), (49, 8334170), (65, 6282682), (70, 5833919), (91, 4487630), (98, 4167085), (130, 3141341), (182, 2243815), (245, 1666834), (455, 897526), (490, 833417), (637, 641090), (910, 448763), (1274, 320545), (3185, 128218), (6370, 64109)]