31350825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 62674560

約数和(自身を除く): 31323735

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 53, 55, 75, 99, 159, 165, 225, 239, 265, 275, 477, 495, 583, 717, 795, 825, 1195, 1325, 1749, 2151, 2385, 2475, 2629, 2915, 3585, 3975, 5247, 5975, 7887, 8745, 10755, 11925, 12667, 13145, 14575, 17925, 23661, 26235, 38001, 39435, 43725, 53775, 63335, 65725, 114003, 118305, 131175, 139337, 190005, 197175, 316675, 418011, 570015, 591525, 696685, 950025, 1254033, 2090055, 2850075, 3483425, 6270165, 10450275, 31350825]

約数ペア:

[(1, 31350825), (3, 10450275), (5, 6270165), (9, 3483425), (11, 2850075), (15, 2090055), (25, 1254033), (33, 950025), (45, 696685), (53, 591525), (55, 570015), (75, 418011), (99, 316675), (159, 197175), (165, 190005), (225, 139337), (239, 131175), (265, 118305), (275, 114003), (477, 65725), (495, 63335), (583, 53775), (717, 43725), (795, 39435), (825, 38001), (1195, 26235), (1325, 23661), (1749, 17925), (2151, 14575), (2385, 13145), (2475, 12667), (2629, 11925), (2915, 10755), (3585, 8745), (3975, 7887), (5247, 5975)]