85445021620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37217}}^1$

素因数の和:37310

約数の個数: 144

約数和(自身を含む): 221292868608

約数和(自身を除く): 135847846988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 529, 620, 644, 713, 805, 868, 1058, 1085, 1426, 1610, 2116, 2170, 2645, 2852, 3220, 3565, 3703, 4340, 4991, 5290, 7130, 7406, 9982, 10580, 14260, 14812, 16399, 18515, 19964, 24955, 32798, 37030, 37217, 49910, 65596, 74060, 74434, 81995, 99820, 114793, 148868, 163990, 186085, 229586, 260519, 327980, 372170, 459172, 521038, 573965, 744340, 855991, 1042076, 1147930, 1153727, 1302595, 1711982, 2295860, 2307454, 2605190, 3423964, 4279955, 4614908, 5210380, 5768635, 5991937, 8076089, 8559910, 11537270, 11983874, 16152178, 17119820, 19687793, 23074540, 23967748, 26535721, 29959685, 32304356, 39375586, 40380445, 53071442, 59919370, 78751172, 80760890, 98438965, 106142884, 119838740, 132678605, 137814551, 161521780, 185750047, 196877930, 265357210, 275629102, 371500094, 393755860, 530714420, 551258204, 610321583, 689072755, 743000188, 928750235, 1220643166, 1378145510, 1857500470, 2441286332, 2756291020, 3051607915, 3715000940, 4272251081, 6103215830, 8544502162, 12206431660, 17089004324, 21361255405, 42722510810, 85445021620]

約数ペア:

[(1, 85445021620), (2, 42722510810), (4, 21361255405), (5, 17089004324), (7, 12206431660), (10, 8544502162), (14, 6103215830), (20, 4272251081), (23, 3715000940), (28, 3051607915), (31, 2756291020), (35, 2441286332), (46, 1857500470), (62, 1378145510), (70, 1220643166), (92, 928750235), (115, 743000188), (124, 689072755), (140, 610321583), (155, 551258204), (161, 530714420), (217, 393755860), (230, 371500094), (310, 275629102), (322, 265357210), (434, 196877930), (460, 185750047), (529, 161521780), (620, 137814551), (644, 132678605), (713, 119838740), (805, 106142884), (868, 98438965), (1058, 80760890), (1085, 78751172), (1426, 59919370), (1610, 53071442), (2116, 40380445), (2170, 39375586), (2645, 32304356), (2852, 29959685), (3220, 26535721), (3565, 23967748), (3703, 23074540), (4340, 19687793), (4991, 17119820), (5290, 16152178), (7130, 11983874), (7406, 11537270), (9982, 8559910), (10580, 8076089), (14260, 5991937), (14812, 5768635), (16399, 5210380), (18515, 4614908), (19964, 4279955), (24955, 3423964), (32798, 2605190), (37030, 2307454), (37217, 2295860), (49910, 1711982), (65596, 1302595), (74060, 1153727), (74434, 1147930), (81995, 1042076), (99820, 855991), (114793, 744340), (148868, 573965), (163990, 521038), (186085, 459172), (229586, 372170), (260519, 327980)]