20099243385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{25469}}^1$

素因数の和:25583

約数の個数: 96

約数和(自身を含む): 40051065600

約数和(自身を除く): 19951822215

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 71, 95, 117, 171, 195, 213, 247, 285, 355, 585, 639, 741, 855, 923, 1065, 1235, 1349, 2223, 2769, 3195, 3705, 4047, 4615, 6745, 8307, 11115, 12141, 13845, 17537, 20235, 25469, 41535, 52611, 60705, 76407, 87685, 127345, 157833, 229221, 263055, 331097, 382035, 483911, 789165, 993291, 1146105, 1451733, 1655485, 1808299, 2419555, 2979873, 4355199, 4966455, 5424897, 6290843, 7258665, 9041495, 14899365, 16274691, 18872529, 21775995, 23507887, 27124485, 31454215, 34357681, 56617587, 70523661, 81373455, 94362645, 103073043, 117539435, 171788405, 211570983, 283087935, 309219129, 352618305, 446649853, 515365215, 1057854915, 1339949559, 1546095645, 2233249265, 4019848677, 6699747795, 20099243385]

約数ペア:

[(1, 20099243385), (3, 6699747795), (5, 4019848677), (9, 2233249265), (13, 1546095645), (15, 1339949559), (19, 1057854915), (39, 515365215), (45, 446649853), (57, 352618305), (65, 309219129), (71, 283087935), (95, 211570983), (117, 171788405), (171, 117539435), (195, 103073043), (213, 94362645), (247, 81373455), (285, 70523661), (355, 56617587), (585, 34357681), (639, 31454215), (741, 27124485), (855, 23507887), (923, 21775995), (1065, 18872529), (1235, 16274691), (1349, 14899365), (2223, 9041495), (2769, 7258665), (3195, 6290843), (3705, 5424897), (4047, 4966455), (4615, 4355199), (6745, 2979873), (8307, 2419555), (11115, 1808299), (12141, 1655485), (13845, 1451733), (17537, 1146105), (20235, 993291), (25469, 789165), (41535, 483911), (52611, 382035), (60705, 331097), (76407, 263055), (87685, 229221), (127345, 157833)]