51292020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3461}}^1$

素因数の和:3505

約数の個数: 96

約数和(自身を含む): 162852480

約数和(自身を除く): 111560460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3461, 3705, 4940, 6922, 7410, 10383, 13844, 14820, 17305, 20766, 34610, 41532, 44993, 51915, 65759, 69220, 89986, 103830, 131518, 134979, 179972, 197277, 207660, 224965, 263036, 269958, 328795, 394554, 449930, 539916, 657590, 674895, 789108, 854867, 899860, 986385, 1315180, 1349790, 1709734, 1972770, 2564601, 2699580, 3419468, 3945540, 4274335, 5129202, 8548670, 10258404, 12823005, 17097340, 25646010, 51292020]

約数ペア:

[(1, 51292020), (2, 25646010), (3, 17097340), (4, 12823005), (5, 10258404), (6, 8548670), (10, 5129202), (12, 4274335), (13, 3945540), (15, 3419468), (19, 2699580), (20, 2564601), (26, 1972770), (30, 1709734), (38, 1349790), (39, 1315180), (52, 986385), (57, 899860), (60, 854867), (65, 789108), (76, 674895), (78, 657590), (95, 539916), (114, 449930), (130, 394554), (156, 328795), (190, 269958), (195, 263036), (228, 224965), (247, 207660), (260, 197277), (285, 179972), (380, 134979), (390, 131518), (494, 103830), (570, 89986), (741, 69220), (780, 65759), (988, 51915), (1140, 44993), (1235, 41532), (1482, 34610), (2470, 20766), (2964, 17305), (3461, 14820), (3705, 13844), (4940, 10383), (6922, 7410)]