1200312500

素因数分解:

$2^2\times 5^7\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 2756242944

約数和(自身を除く): 1555930444

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 167, 230, 250, 334, 460, 500, 575, 625, 668, 835, 1150, 1250, 1670, 2300, 2500, 2875, 3125, 3340, 3841, 4175, 5750, 6250, 7682, 8350, 11500, 12500, 14375, 15364, 15625, 16700, 19205, 20875, 28750, 31250, 38410, 41750, 57500, 62500, 71875, 76820, 78125, 83500, 96025, 104375, 143750, 156250, 192050, 208750, 287500, 312500, 359375, 384100, 417500, 480125, 521875, 718750, 960250, 1043750, 1437500, 1796875, 1920500, 2087500, 2400625, 2609375, 3593750, 4801250, 5218750, 7187500, 9602500, 10437500, 12003125, 13046875, 24006250, 26093750, 48012500, 52187500, 60015625, 120031250, 240062500, 300078125, 600156250, 1200312500]

約数ペア:

[(1, 1200312500), (2, 600156250), (4, 300078125), (5, 240062500), (10, 120031250), (20, 60015625), (23, 52187500), (25, 48012500), (46, 26093750), (50, 24006250), (92, 13046875), (100, 12003125), (115, 10437500), (125, 9602500), (167, 7187500), (230, 5218750), (250, 4801250), (334, 3593750), (460, 2609375), (500, 2400625), (575, 2087500), (625, 1920500), (668, 1796875), (835, 1437500), (1150, 1043750), (1250, 960250), (1670, 718750), (2300, 521875), (2500, 480125), (2875, 417500), (3125, 384100), (3340, 359375), (3841, 312500), (4175, 287500), (5750, 208750), (6250, 192050), (7682, 156250), (8350, 143750), (11500, 104375), (12500, 96025), (14375, 83500), (15364, 78125), (15625, 76820), (16700, 71875), (19205, 62500), (20875, 57500), (28750, 41750), (31250, 38410)]