25461450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 80084160

約数和(自身を除く): 54622710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 59, 63, 70, 75, 90, 105, 118, 126, 137, 150, 175, 177, 210, 225, 274, 295, 315, 350, 354, 411, 413, 450, 525, 531, 590, 630, 685, 822, 826, 885, 959, 1050, 1062, 1233, 1239, 1370, 1475, 1575, 1770, 1918, 2055, 2065, 2466, 2478, 2655, 2877, 2950, 3150, 3425, 3717, 4110, 4130, 4425, 4795, 5310, 5754, 6165, 6195, 6850, 7434, 8083, 8631, 8850, 9590, 10275, 10325, 12330, 12390, 13275, 14385, 16166, 17262, 18585, 20550, 20650, 23975, 24249, 26550, 28770, 30825, 30975, 37170, 40415, 43155, 47950, 48498, 56581, 61650, 61950, 71925, 72747, 80830, 86310, 92925, 113162, 121245, 143850, 145494, 169743, 185850, 202075, 215775, 242490, 282905, 339486, 363735, 404150, 431550, 509229, 565810, 606225, 727470, 848715, 1018458, 1212450, 1414525, 1697430, 1818675, 2546145, 2829050, 3637350, 4243575, 5092290, 8487150, 12730725, 25461450]

約数ペア:

[(1, 25461450), (2, 12730725), (3, 8487150), (5, 5092290), (6, 4243575), (7, 3637350), (9, 2829050), (10, 2546145), (14, 1818675), (15, 1697430), (18, 1414525), (21, 1212450), (25, 1018458), (30, 848715), (35, 727470), (42, 606225), (45, 565810), (50, 509229), (59, 431550), (63, 404150), (70, 363735), (75, 339486), (90, 282905), (105, 242490), (118, 215775), (126, 202075), (137, 185850), (150, 169743), (175, 145494), (177, 143850), (210, 121245), (225, 113162), (274, 92925), (295, 86310), (315, 80830), (350, 72747), (354, 71925), (411, 61950), (413, 61650), (450, 56581), (525, 48498), (531, 47950), (590, 43155), (630, 40415), (685, 37170), (822, 30975), (826, 30825), (885, 28770), (959, 26550), (1050, 24249), (1062, 23975), (1233, 20650), (1239, 20550), (1370, 18585), (1475, 17262), (1575, 16166), (1770, 14385), (1918, 13275), (2055, 12390), (2065, 12330), (2466, 10325), (2478, 10275), (2655, 9590), (2877, 8850), (2950, 8631), (3150, 8083), (3425, 7434), (3717, 6850), (4110, 6195), (4130, 6165), (4425, 5754), (4795, 5310)]