87722180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 228915456

約数和(自身を除く): 141193276

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 157, 182, 260, 307, 314, 364, 455, 614, 628, 785, 910, 1099, 1228, 1535, 1570, 1820, 2041, 2149, 2198, 3070, 3140, 3991, 4082, 4298, 4396, 5495, 6140, 7982, 8164, 8596, 10205, 10745, 10990, 14287, 15964, 19955, 20410, 21490, 21980, 27937, 28574, 39910, 40820, 42980, 48199, 55874, 57148, 71435, 79820, 96398, 111748, 139685, 142870, 192796, 240995, 279370, 285740, 337393, 481990, 558740, 626587, 674786, 963980, 1253174, 1349572, 1686965, 2506348, 3132935, 3373930, 4386109, 6265870, 6747860, 8772218, 12531740, 17544436, 21930545, 43861090, 87722180]

約数ペア:

[(1, 87722180), (2, 43861090), (4, 21930545), (5, 17544436), (7, 12531740), (10, 8772218), (13, 6747860), (14, 6265870), (20, 4386109), (26, 3373930), (28, 3132935), (35, 2506348), (52, 1686965), (65, 1349572), (70, 1253174), (91, 963980), (130, 674786), (140, 626587), (157, 558740), (182, 481990), (260, 337393), (307, 285740), (314, 279370), (364, 240995), (455, 192796), (614, 142870), (628, 139685), (785, 111748), (910, 96398), (1099, 79820), (1228, 71435), (1535, 57148), (1570, 55874), (1820, 48199), (2041, 42980), (2149, 40820), (2198, 39910), (3070, 28574), (3140, 27937), (3991, 21980), (4082, 21490), (4298, 20410), (4396, 19955), (5495, 15964), (6140, 14287), (7982, 10990), (8164, 10745), (8596, 10205)]