20171045100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{907}}^1\times {\mathrm{74131}}^1$

素因数の和:75055

約数の個数: 72

約数和(自身を含む): 58426691008

約数和(自身を除く): 38255645908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 907, 1814, 2721, 3628, 4535, 5442, 9070, 10884, 13605, 18140, 22675, 27210, 45350, 54420, 68025, 74131, 90700, 136050, 148262, 222393, 272100, 296524, 370655, 444786, 741310, 889572, 1111965, 1482620, 1853275, 2223930, 3706550, 4447860, 5559825, 7413100, 11119650, 22239300, 67236817, 134473634, 201710451, 268947268, 336184085, 403420902, 672368170, 806841804, 1008552255, 1344736340, 1680920425, 2017104510, 3361840850, 4034209020, 5042761275, 6723681700, 10085522550, 20171045100]

約数ペア:

[(1, 20171045100), (2, 10085522550), (3, 6723681700), (4, 5042761275), (5, 4034209020), (6, 3361840850), (10, 2017104510), (12, 1680920425), (15, 1344736340), (20, 1008552255), (25, 806841804), (30, 672368170), (50, 403420902), (60, 336184085), (75, 268947268), (100, 201710451), (150, 134473634), (300, 67236817), (907, 22239300), (1814, 11119650), (2721, 7413100), (3628, 5559825), (4535, 4447860), (5442, 3706550), (9070, 2223930), (10884, 1853275), (13605, 1482620), (18140, 1111965), (22675, 889572), (27210, 741310), (45350, 444786), (54420, 370655), (68025, 296524), (74131, 272100), (90700, 222393), (136050, 148262)]