85820625

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 180317280

約数和(自身を除く): 94496655

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 73, 75, 95, 99, 125, 165, 171, 209, 219, 225, 275, 285, 365, 375, 475, 495, 625, 627, 657, 803, 825, 855, 1045, 1095, 1125, 1375, 1387, 1425, 1825, 1875, 1881, 2375, 2409, 2475, 3135, 3285, 4015, 4125, 4161, 4275, 5225, 5475, 5625, 6875, 6935, 7125, 7227, 9125, 9405, 11875, 12045, 12375, 12483, 15257, 15675, 16425, 20075, 20625, 20805, 21375, 26125, 27375, 34675, 35625, 36135, 45625, 45771, 47025, 60225, 61875, 62415, 76285, 78375, 82125, 100375, 104025, 106875, 130625, 136875, 137313, 173375, 180675, 228855, 235125, 301125, 312075, 381425, 391875, 410625, 501875, 520125, 686565, 866875, 903375, 1144275, 1175625, 1505625, 1560375, 1907125, 2600625, 3432825, 4516875, 5721375, 7801875, 9535625, 17164125, 28606875, 85820625]

約数ペア:

[(1, 85820625), (3, 28606875), (5, 17164125), (9, 9535625), (11, 7801875), (15, 5721375), (19, 4516875), (25, 3432825), (33, 2600625), (45, 1907125), (55, 1560375), (57, 1505625), (73, 1175625), (75, 1144275), (95, 903375), (99, 866875), (125, 686565), (165, 520125), (171, 501875), (209, 410625), (219, 391875), (225, 381425), (275, 312075), (285, 301125), (365, 235125), (375, 228855), (475, 180675), (495, 173375), (625, 137313), (627, 136875), (657, 130625), (803, 106875), (825, 104025), (855, 100375), (1045, 82125), (1095, 78375), (1125, 76285), (1375, 62415), (1387, 61875), (1425, 60225), (1825, 47025), (1875, 45771), (1881, 45625), (2375, 36135), (2409, 35625), (2475, 34675), (3135, 27375), (3285, 26125), (4015, 21375), (4125, 20805), (4161, 20625), (4275, 20075), (5225, 16425), (5475, 15675), (5625, 15257), (6875, 12483), (6935, 12375), (7125, 12045), (7227, 11875), (9125, 9405)]