89157775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 139705344

約数和(自身を除く): 50547569

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 161, 175, 391, 425, 575, 595, 805, 1303, 1955, 2737, 2975, 4025, 6515, 9121, 9775, 13685, 22151, 29969, 32575, 45605, 68425, 110755, 149845, 155057, 209783, 228025, 509473, 553775, 749225, 775285, 1048915, 2547365, 3566311, 3876425, 5244575, 12736825, 17831555, 89157775]

約数ペア:

[(1, 89157775), (5, 17831555), (7, 12736825), (17, 5244575), (23, 3876425), (25, 3566311), (35, 2547365), (85, 1048915), (115, 775285), (119, 749225), (161, 553775), (175, 509473), (391, 228025), (425, 209783), (575, 155057), (595, 149845), (805, 110755), (1303, 68425), (1955, 45605), (2737, 32575), (2975, 29969), (4025, 22151), (6515, 13685), (9121, 9775)]