25931100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 82876640

約数和(自身を除く): 56945540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 61, 65, 75, 78, 100, 109, 122, 130, 150, 156, 183, 195, 218, 244, 260, 300, 305, 325, 327, 366, 390, 436, 545, 610, 650, 654, 732, 780, 793, 915, 975, 1090, 1220, 1300, 1308, 1417, 1525, 1586, 1635, 1830, 1950, 2180, 2379, 2725, 2834, 3050, 3172, 3270, 3660, 3900, 3965, 4251, 4575, 4758, 5450, 5668, 6100, 6540, 6649, 7085, 7930, 8175, 8502, 9150, 9516, 10900, 11895, 13298, 14170, 15860, 16350, 17004, 18300, 19825, 19947, 21255, 23790, 26596, 28340, 32700, 33245, 35425, 39650, 39894, 42510, 47580, 59475, 66490, 70850, 79300, 79788, 85020, 86437, 99735, 106275, 118950, 132980, 141700, 166225, 172874, 199470, 212550, 237900, 259311, 332450, 345748, 398940, 425100, 432185, 498675, 518622, 664900, 864370, 997350, 1037244, 1296555, 1728740, 1994700, 2160925, 2593110, 4321850, 5186220, 6482775, 8643700, 12965550, 25931100]

約数ペア:

[(1, 25931100), (2, 12965550), (3, 8643700), (4, 6482775), (5, 5186220), (6, 4321850), (10, 2593110), (12, 2160925), (13, 1994700), (15, 1728740), (20, 1296555), (25, 1037244), (26, 997350), (30, 864370), (39, 664900), (50, 518622), (52, 498675), (60, 432185), (61, 425100), (65, 398940), (75, 345748), (78, 332450), (100, 259311), (109, 237900), (122, 212550), (130, 199470), (150, 172874), (156, 166225), (183, 141700), (195, 132980), (218, 118950), (244, 106275), (260, 99735), (300, 86437), (305, 85020), (325, 79788), (327, 79300), (366, 70850), (390, 66490), (436, 59475), (545, 47580), (610, 42510), (650, 39894), (654, 39650), (732, 35425), (780, 33245), (793, 32700), (915, 28340), (975, 26596), (1090, 23790), (1220, 21255), (1300, 19947), (1308, 19825), (1417, 18300), (1525, 17004), (1586, 16350), (1635, 15860), (1830, 14170), (1950, 13298), (2180, 11895), (2379, 10900), (2725, 9516), (2834, 9150), (3050, 8502), (3172, 8175), (3270, 7930), (3660, 7085), (3900, 6649), (3965, 6540), (4251, 6100), (4575, 5668), (4758, 5450)]