78772500

素因数分解:

$2^2\times 3^4\times 5^4\times {\mathrm{389}}^1$

素因数の和:425

約数の個数: 150

約数和(自身を含む): 257987730

約数和(自身を除く): 179215230

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 389, 405, 450, 500, 540, 625, 675, 750, 778, 810, 900, 1125, 1167, 1250, 1350, 1500, 1556, 1620, 1875, 1945, 2025, 2250, 2334, 2500, 2700, 3375, 3501, 3750, 3890, 4050, 4500, 4668, 5625, 5835, 6750, 7002, 7500, 7780, 8100, 9725, 10125, 10503, 11250, 11670, 13500, 14004, 16875, 17505, 19450, 20250, 21006, 22500, 23340, 29175, 31509, 33750, 35010, 38900, 40500, 42012, 48625, 50625, 52515, 58350, 63018, 67500, 70020, 87525, 97250, 101250, 105030, 116700, 126036, 145875, 157545, 175050, 194500, 202500, 210060, 243125, 262575, 291750, 315090, 350100, 437625, 486250, 525150, 583500, 630180, 729375, 787725, 875250, 972500, 1050300, 1312875, 1458750, 1575450, 1750500, 2188125, 2625750, 2917500, 3150900, 3938625, 4376250, 5251500, 6564375, 7877250, 8752500, 13128750, 15754500, 19693125, 26257500, 39386250, 78772500]

約数ペア:

[(1, 78772500), (2, 39386250), (3, 26257500), (4, 19693125), (5, 15754500), (6, 13128750), (9, 8752500), (10, 7877250), (12, 6564375), (15, 5251500), (18, 4376250), (20, 3938625), (25, 3150900), (27, 2917500), (30, 2625750), (36, 2188125), (45, 1750500), (50, 1575450), (54, 1458750), (60, 1312875), (75, 1050300), (81, 972500), (90, 875250), (100, 787725), (108, 729375), (125, 630180), (135, 583500), (150, 525150), (162, 486250), (180, 437625), (225, 350100), (250, 315090), (270, 291750), (300, 262575), (324, 243125), (375, 210060), (389, 202500), (405, 194500), (450, 175050), (500, 157545), (540, 145875), (625, 126036), (675, 116700), (750, 105030), (778, 101250), (810, 97250), (900, 87525), (1125, 70020), (1167, 67500), (1250, 63018), (1350, 58350), (1500, 52515), (1556, 50625), (1620, 48625), (1875, 42012), (1945, 40500), (2025, 38900), (2250, 35010), (2334, 33750), (2500, 31509), (2700, 29175), (3375, 23340), (3501, 22500), (3750, 21006), (3890, 20250), (4050, 19450), (4500, 17505), (4668, 16875), (5625, 14004), (5835, 13500), (6750, 11670), (7002, 11250), (7500, 10503), (7780, 10125), (8100, 9725)]