78954975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 171774720

約数和(自身を除く): 92819745

約数列:

[1, 3, 5, 9, 11, 15, 19, 23, 25, 33, 45, 55, 57, 69, 73, 75, 95, 99, 115, 165, 171, 207, 209, 219, 225, 253, 275, 285, 345, 365, 437, 475, 495, 575, 627, 657, 759, 803, 825, 855, 1035, 1045, 1095, 1265, 1311, 1387, 1425, 1679, 1725, 1825, 1881, 2185, 2277, 2409, 2475, 3135, 3285, 3795, 3933, 4015, 4161, 4275, 4807, 5037, 5175, 5225, 5475, 6325, 6555, 6935, 7227, 8395, 9405, 10925, 11385, 12045, 12483, 14421, 15111, 15257, 15675, 16425, 18469, 18975, 19665, 20075, 20805, 24035, 25185, 31901, 32775, 34675, 36135, 41975, 43263, 45771, 47025, 55407, 56925, 60225, 62415, 72105, 75555, 76285, 92345, 95703, 98325, 104025, 120175, 125925, 137313, 159505, 166221, 180675, 216315, 228855, 277035, 287109, 312075, 350911, 360525, 377775, 381425, 461725, 478515, 686565, 797525, 831105, 1052733, 1081575, 1144275, 1385175, 1435545, 1754555, 2392575, 3158199, 3432825, 4155525, 5263665, 7177725, 8772775, 15790995, 26318325, 78954975]

約数ペア:

[(1, 78954975), (3, 26318325), (5, 15790995), (9, 8772775), (11, 7177725), (15, 5263665), (19, 4155525), (23, 3432825), (25, 3158199), (33, 2392575), (45, 1754555), (55, 1435545), (57, 1385175), (69, 1144275), (73, 1081575), (75, 1052733), (95, 831105), (99, 797525), (115, 686565), (165, 478515), (171, 461725), (207, 381425), (209, 377775), (219, 360525), (225, 350911), (253, 312075), (275, 287109), (285, 277035), (345, 228855), (365, 216315), (437, 180675), (475, 166221), (495, 159505), (575, 137313), (627, 125925), (657, 120175), (759, 104025), (803, 98325), (825, 95703), (855, 92345), (1035, 76285), (1045, 75555), (1095, 72105), (1265, 62415), (1311, 60225), (1387, 56925), (1425, 55407), (1679, 47025), (1725, 45771), (1825, 43263), (1881, 41975), (2185, 36135), (2277, 34675), (2409, 32775), (2475, 31901), (3135, 25185), (3285, 24035), (3795, 20805), (3933, 20075), (4015, 19665), (4161, 18975), (4275, 18469), (4807, 16425), (5037, 15675), (5175, 15257), (5225, 15111), (5475, 14421), (6325, 12483), (6555, 12045), (6935, 11385), (7227, 10925), (8395, 9405)]