61912500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 195987456

約数和(自身を除く): 134074956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 127, 130, 150, 156, 195, 250, 254, 260, 300, 325, 375, 381, 390, 500, 508, 625, 635, 650, 750, 762, 780, 975, 1250, 1270, 1300, 1500, 1524, 1625, 1651, 1875, 1905, 1950, 2500, 2540, 3125, 3175, 3250, 3302, 3750, 3810, 3900, 4875, 4953, 6250, 6350, 6500, 6604, 7500, 7620, 8125, 8255, 9375, 9525, 9750, 9906, 12500, 12700, 15875, 16250, 16510, 18750, 19050, 19500, 19812, 24375, 24765, 31750, 32500, 33020, 37500, 38100, 40625, 41275, 47625, 48750, 49530, 63500, 79375, 81250, 82550, 95250, 97500, 99060, 121875, 123825, 158750, 162500, 165100, 190500, 206375, 238125, 243750, 247650, 317500, 396875, 412750, 476250, 487500, 495300, 619125, 793750, 825500, 952500, 1031875, 1190625, 1238250, 1587500, 2063750, 2381250, 2476500, 3095625, 4127500, 4762500, 5159375, 6191250, 10318750, 12382500, 15478125, 20637500, 30956250, 61912500]

約数ペア:

[(1, 61912500), (2, 30956250), (3, 20637500), (4, 15478125), (5, 12382500), (6, 10318750), (10, 6191250), (12, 5159375), (13, 4762500), (15, 4127500), (20, 3095625), (25, 2476500), (26, 2381250), (30, 2063750), (39, 1587500), (50, 1238250), (52, 1190625), (60, 1031875), (65, 952500), (75, 825500), (78, 793750), (100, 619125), (125, 495300), (127, 487500), (130, 476250), (150, 412750), (156, 396875), (195, 317500), (250, 247650), (254, 243750), (260, 238125), (300, 206375), (325, 190500), (375, 165100), (381, 162500), (390, 158750), (500, 123825), (508, 121875), (625, 99060), (635, 97500), (650, 95250), (750, 82550), (762, 81250), (780, 79375), (975, 63500), (1250, 49530), (1270, 48750), (1300, 47625), (1500, 41275), (1524, 40625), (1625, 38100), (1651, 37500), (1875, 33020), (1905, 32500), (1950, 31750), (2500, 24765), (2540, 24375), (3125, 19812), (3175, 19500), (3250, 19050), (3302, 18750), (3750, 16510), (3810, 16250), (3900, 15875), (4875, 12700), (4953, 12500), (6250, 9906), (6350, 9750), (6500, 9525), (6604, 9375), (7500, 8255), (7620, 8125)]