25254460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 71350272

約数和(自身を除く): 46095812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 31, 35, 44, 46, 55, 62, 70, 77, 92, 110, 115, 124, 140, 154, 155, 161, 217, 220, 230, 253, 308, 310, 322, 341, 385, 434, 460, 506, 529, 620, 644, 682, 713, 770, 805, 868, 1012, 1058, 1085, 1265, 1364, 1426, 1540, 1610, 1705, 1771, 2116, 2170, 2387, 2530, 2645, 2852, 3220, 3410, 3542, 3565, 3703, 4340, 4774, 4991, 5060, 5290, 5819, 6820, 7084, 7130, 7406, 7843, 8855, 9548, 9982, 10580, 11638, 11935, 14260, 14812, 15686, 16399, 17710, 18515, 19964, 23276, 23870, 24955, 29095, 31372, 32798, 35420, 37030, 39215, 40733, 47740, 49910, 54901, 58190, 65596, 74060, 78430, 81466, 81995, 99820, 109802, 114793, 116380, 156860, 162932, 163990, 180389, 203665, 219604, 229586, 274505, 327980, 360778, 407330, 459172, 549010, 573965, 721556, 814660, 901945, 1098020, 1147930, 1262723, 1803890, 2295860, 2525446, 3607780, 5050892, 6313615, 12627230, 25254460]

約数ペア:

[(1, 25254460), (2, 12627230), (4, 6313615), (5, 5050892), (7, 3607780), (10, 2525446), (11, 2295860), (14, 1803890), (20, 1262723), (22, 1147930), (23, 1098020), (28, 901945), (31, 814660), (35, 721556), (44, 573965), (46, 549010), (55, 459172), (62, 407330), (70, 360778), (77, 327980), (92, 274505), (110, 229586), (115, 219604), (124, 203665), (140, 180389), (154, 163990), (155, 162932), (161, 156860), (217, 116380), (220, 114793), (230, 109802), (253, 99820), (308, 81995), (310, 81466), (322, 78430), (341, 74060), (385, 65596), (434, 58190), (460, 54901), (506, 49910), (529, 47740), (620, 40733), (644, 39215), (682, 37030), (713, 35420), (770, 32798), (805, 31372), (868, 29095), (1012, 24955), (1058, 23870), (1085, 23276), (1265, 19964), (1364, 18515), (1426, 17710), (1540, 16399), (1610, 15686), (1705, 14812), (1771, 14260), (2116, 11935), (2170, 11638), (2387, 10580), (2530, 9982), (2645, 9548), (2852, 8855), (3220, 7843), (3410, 7406), (3542, 7130), (3565, 7084), (3703, 6820), (4340, 5819), (4774, 5290), (4991, 5060)]