25107500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 90

約数和(自身を含む): 61077324

約数和(自身を除く): 35969824

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 83, 100, 110, 121, 125, 166, 220, 242, 250, 275, 332, 415, 484, 500, 550, 605, 625, 830, 913, 1100, 1210, 1250, 1375, 1660, 1826, 2075, 2420, 2500, 2750, 3025, 3652, 4150, 4565, 5500, 6050, 6875, 8300, 9130, 10043, 10375, 12100, 13750, 15125, 18260, 20086, 20750, 22825, 27500, 30250, 40172, 41500, 45650, 50215, 51875, 60500, 75625, 91300, 100430, 103750, 114125, 151250, 200860, 207500, 228250, 251075, 302500, 456500, 502150, 570625, 1004300, 1141250, 1255375, 2282500, 2510750, 5021500, 6276875, 12553750, 25107500]

約数ペア:

[(1, 25107500), (2, 12553750), (4, 6276875), (5, 5021500), (10, 2510750), (11, 2282500), (20, 1255375), (22, 1141250), (25, 1004300), (44, 570625), (50, 502150), (55, 456500), (83, 302500), (100, 251075), (110, 228250), (121, 207500), (125, 200860), (166, 151250), (220, 114125), (242, 103750), (250, 100430), (275, 91300), (332, 75625), (415, 60500), (484, 51875), (500, 50215), (550, 45650), (605, 41500), (625, 40172), (830, 30250), (913, 27500), (1100, 22825), (1210, 20750), (1250, 20086), (1375, 18260), (1660, 15125), (1826, 13750), (2075, 12100), (2420, 10375), (2500, 10043), (2750, 9130), (3025, 8300), (3652, 6875), (4150, 6050), (4565, 5500)]