71193825

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 134634240

約数和(自身を除く): 63440415

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 59, 75, 93, 155, 173, 177, 225, 279, 295, 465, 519, 531, 775, 865, 885, 1395, 1475, 1557, 1829, 2325, 2595, 2655, 4325, 4425, 5363, 5487, 6975, 7785, 9145, 10207, 12975, 13275, 16089, 16461, 26815, 27435, 30621, 38925, 45725, 48267, 51035, 80445, 82305, 91863, 134075, 137175, 153105, 241335, 255175, 316417, 402225, 411525, 459315, 765525, 949251, 1206675, 1582085, 2296575, 2847753, 4746255, 7910425, 14238765, 23731275, 71193825]

約数ペア:

[(1, 71193825), (3, 23731275), (5, 14238765), (9, 7910425), (15, 4746255), (25, 2847753), (31, 2296575), (45, 1582085), (59, 1206675), (75, 949251), (93, 765525), (155, 459315), (173, 411525), (177, 402225), (225, 316417), (279, 255175), (295, 241335), (465, 153105), (519, 137175), (531, 134075), (775, 91863), (865, 82305), (885, 80445), (1395, 51035), (1475, 48267), (1557, 45725), (1829, 38925), (2325, 30621), (2595, 27435), (2655, 26815), (4325, 16461), (4425, 16089), (5363, 13275), (5487, 12975), (6975, 10207), (7785, 9145)]