51251265

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 57612735

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 29, 39, 45, 53, 57, 65, 87, 95, 117, 135, 145, 159, 171, 195, 247, 261, 265, 285, 351, 377, 435, 477, 513, 551, 585, 689, 741, 783, 795, 855, 1007, 1131, 1235, 1305, 1431, 1537, 1653, 1755, 1885, 2067, 2223, 2385, 2565, 2755, 3021, 3393, 3445, 3705, 3915, 4611, 4959, 5035, 5655, 6201, 6669, 7155, 7163, 7685, 8265, 9063, 10179, 10335, 11115, 13091, 13833, 14877, 15105, 16965, 18603, 19981, 21489, 23055, 24795, 27189, 29203, 31005, 33345, 35815, 39273, 41499, 45315, 50895, 59943, 64467, 65455, 69165, 74385, 87609, 93015, 99905, 107445, 117819, 135945, 146015, 179829, 193401, 196365, 207495, 262827, 299715, 322335, 353457, 379639, 438045, 539487, 589095, 788481, 899145, 967005, 1138917, 1314135, 1767285, 1898195, 2697435, 3416751, 3942405, 5694585, 10250253, 17083755, 51251265]

約数ペア:

[(1, 51251265), (3, 17083755), (5, 10250253), (9, 5694585), (13, 3942405), (15, 3416751), (19, 2697435), (27, 1898195), (29, 1767285), (39, 1314135), (45, 1138917), (53, 967005), (57, 899145), (65, 788481), (87, 589095), (95, 539487), (117, 438045), (135, 379639), (145, 353457), (159, 322335), (171, 299715), (195, 262827), (247, 207495), (261, 196365), (265, 193401), (285, 179829), (351, 146015), (377, 135945), (435, 117819), (477, 107445), (513, 99905), (551, 93015), (585, 87609), (689, 74385), (741, 69165), (783, 65455), (795, 64467), (855, 59943), (1007, 50895), (1131, 45315), (1235, 41499), (1305, 39273), (1431, 35815), (1537, 33345), (1653, 31005), (1755, 29203), (1885, 27189), (2067, 24795), (2223, 23055), (2385, 21489), (2565, 19981), (2755, 18603), (3021, 16965), (3393, 15105), (3445, 14877), (3705, 13833), (3915, 13091), (4611, 11115), (4959, 10335), (5035, 10179), (5655, 9063), (6201, 8265), (6669, 7685), (7155, 7163)]