173289025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 280440384

約数和(自身を除く): 107151359

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 211, 247, 325, 361, 455, 475, 665, 1055, 1235, 1477, 1729, 1805, 2275, 2527, 2743, 3325, 4009, 4693, 5275, 6175, 7385, 8645, 9025, 12635, 13715, 19201, 20045, 23465, 28063, 32851, 36925, 43225, 52117, 63175, 68575, 76171, 96005, 100225, 117325, 140315, 164255, 260585, 364819, 380855, 480025, 533197, 701575, 821275, 990223, 1302925, 1824095, 1904275, 2665985, 4951115, 6931561, 9120475, 13329925, 24755575, 34657805, 173289025]

約数ペア:

[(1, 173289025), (5, 34657805), (7, 24755575), (13, 13329925), (19, 9120475), (25, 6931561), (35, 4951115), (65, 2665985), (91, 1904275), (95, 1824095), (133, 1302925), (175, 990223), (211, 821275), (247, 701575), (325, 533197), (361, 480025), (455, 380855), (475, 364819), (665, 260585), (1055, 164255), (1235, 140315), (1477, 117325), (1729, 100225), (1805, 96005), (2275, 76171), (2527, 68575), (2743, 63175), (3325, 52117), (4009, 43225), (4693, 36925), (5275, 32851), (6175, 28063), (7385, 23465), (8645, 20045), (9025, 19201), (12635, 13715)]