979550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 2156112

約数和(自身を除く): 1176562

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 137, 143, 274, 275, 286, 325, 550, 650, 685, 715, 1370, 1430, 1507, 1781, 3014, 3425, 3562, 3575, 6850, 7150, 7535, 8905, 15070, 17810, 19591, 37675, 39182, 44525, 75350, 89050, 97955, 195910, 489775, 979550]

約数ペア:

[(1, 979550), (2, 489775), (5, 195910), (10, 97955), (11, 89050), (13, 75350), (22, 44525), (25, 39182), (26, 37675), (50, 19591), (55, 17810), (65, 15070), (110, 8905), (130, 7535), (137, 7150), (143, 6850), (274, 3575), (275, 3562), (286, 3425), (325, 3014), (550, 1781), (650, 1507), (685, 1430), (715, 1370)]