131017500

素因数分解:

$2^2\times 3^4\times 5^4\times {\mathrm{647}}^1$

素因数の和:683

約数の個数: 150

約数和(自身を含む): 428656536

約数和(自身を除く): 297639036

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, 405, 450, 500, 540, 625, 647, 675, 750, 810, 900, 1125, 1250, 1294, 1350, 1500, 1620, 1875, 1941, 2025, 2250, 2500, 2588, 2700, 3235, 3375, 3750, 3882, 4050, 4500, 5625, 5823, 6470, 6750, 7500, 7764, 8100, 9705, 10125, 11250, 11646, 12940, 13500, 16175, 16875, 17469, 19410, 20250, 22500, 23292, 29115, 32350, 33750, 34938, 38820, 40500, 48525, 50625, 52407, 58230, 64700, 67500, 69876, 80875, 87345, 97050, 101250, 104814, 116460, 145575, 161750, 174690, 194100, 202500, 209628, 242625, 262035, 291150, 323500, 349380, 404375, 436725, 485250, 524070, 582300, 727875, 808750, 873450, 970500, 1048140, 1213125, 1310175, 1455750, 1617500, 1746900, 2183625, 2426250, 2620350, 2911500, 3639375, 4367250, 4852500, 5240700, 6550875, 7278750, 8734500, 10918125, 13101750, 14557500, 21836250, 26203500, 32754375, 43672500, 65508750, 131017500]

約数ペア:

[(1, 131017500), (2, 65508750), (3, 43672500), (4, 32754375), (5, 26203500), (6, 21836250), (9, 14557500), (10, 13101750), (12, 10918125), (15, 8734500), (18, 7278750), (20, 6550875), (25, 5240700), (27, 4852500), (30, 4367250), (36, 3639375), (45, 2911500), (50, 2620350), (54, 2426250), (60, 2183625), (75, 1746900), (81, 1617500), (90, 1455750), (100, 1310175), (108, 1213125), (125, 1048140), (135, 970500), (150, 873450), (162, 808750), (180, 727875), (225, 582300), (250, 524070), (270, 485250), (300, 436725), (324, 404375), (375, 349380), (405, 323500), (450, 291150), (500, 262035), (540, 242625), (625, 209628), (647, 202500), (675, 194100), (750, 174690), (810, 161750), (900, 145575), (1125, 116460), (1250, 104814), (1294, 101250), (1350, 97050), (1500, 87345), (1620, 80875), (1875, 69876), (1941, 67500), (2025, 64700), (2250, 58230), (2500, 52407), (2588, 50625), (2700, 48525), (3235, 40500), (3375, 38820), (3750, 34938), (3882, 33750), (4050, 32350), (4500, 29115), (5625, 23292), (5823, 22500), (6470, 20250), (6750, 19410), (7500, 17469), (7764, 16875), (8100, 16175), (9705, 13500), (10125, 12940), (11250, 11646)]