31322500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 80299296

約数和(自身を除く): 48976796

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 67, 68, 85, 100, 110, 125, 134, 170, 187, 220, 250, 268, 275, 335, 340, 374, 425, 500, 550, 625, 670, 737, 748, 850, 935, 1100, 1139, 1250, 1340, 1375, 1474, 1675, 1700, 1870, 2125, 2278, 2500, 2750, 2948, 3350, 3685, 3740, 4250, 4556, 4675, 5500, 5695, 6700, 6875, 7370, 8375, 8500, 9350, 10625, 11390, 12529, 13750, 14740, 16750, 18425, 18700, 21250, 22780, 23375, 25058, 27500, 28475, 33500, 36850, 41875, 42500, 46750, 50116, 56950, 62645, 73700, 83750, 92125, 93500, 113900, 116875, 125290, 142375, 167500, 184250, 233750, 250580, 284750, 313225, 368500, 460625, 467500, 569500, 626450, 711875, 921250, 1252900, 1423750, 1566125, 1842500, 2847500, 3132250, 6264500, 7830625, 15661250, 31322500]

約数ペア:

[(1, 31322500), (2, 15661250), (4, 7830625), (5, 6264500), (10, 3132250), (11, 2847500), (17, 1842500), (20, 1566125), (22, 1423750), (25, 1252900), (34, 921250), (44, 711875), (50, 626450), (55, 569500), (67, 467500), (68, 460625), (85, 368500), (100, 313225), (110, 284750), (125, 250580), (134, 233750), (170, 184250), (187, 167500), (220, 142375), (250, 125290), (268, 116875), (275, 113900), (335, 93500), (340, 92125), (374, 83750), (425, 73700), (500, 62645), (550, 56950), (625, 50116), (670, 46750), (737, 42500), (748, 41875), (850, 36850), (935, 33500), (1100, 28475), (1139, 27500), (1250, 25058), (1340, 23375), (1375, 22780), (1474, 21250), (1675, 18700), (1700, 18425), (1870, 16750), (2125, 14740), (2278, 13750), (2500, 12529), (2750, 11390), (2948, 10625), (3350, 9350), (3685, 8500), (3740, 8375), (4250, 7370), (4556, 6875), (4675, 6700), (5500, 5695)]