49940475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 98993664

約数和(自身を除く): 49053189

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 51, 65, 69, 75, 85, 115, 131, 195, 221, 255, 299, 325, 345, 391, 393, 425, 575, 655, 663, 897, 975, 1105, 1173, 1275, 1495, 1703, 1725, 1955, 1965, 2227, 3013, 3275, 3315, 4485, 5083, 5109, 5525, 5865, 6681, 7475, 8515, 9039, 9775, 9825, 11135, 15065, 15249, 16575, 22425, 25415, 25545, 28951, 29325, 33405, 39169, 42575, 45195, 51221, 55675, 75325, 76245, 86853, 117507, 127075, 127725, 144755, 153663, 167025, 195845, 225975, 256105, 381225, 434265, 587535, 665873, 723775, 768315, 979225, 1280525, 1997619, 2171325, 2937675, 3329365, 3841575, 9988095, 16646825, 49940475]

約数ペア:

[(1, 49940475), (3, 16646825), (5, 9988095), (13, 3841575), (15, 3329365), (17, 2937675), (23, 2171325), (25, 1997619), (39, 1280525), (51, 979225), (65, 768315), (69, 723775), (75, 665873), (85, 587535), (115, 434265), (131, 381225), (195, 256105), (221, 225975), (255, 195845), (299, 167025), (325, 153663), (345, 144755), (391, 127725), (393, 127075), (425, 117507), (575, 86853), (655, 76245), (663, 75325), (897, 55675), (975, 51221), (1105, 45195), (1173, 42575), (1275, 39169), (1495, 33405), (1703, 29325), (1725, 28951), (1955, 25545), (1965, 25415), (2227, 22425), (3013, 16575), (3275, 15249), (3315, 15065), (4485, 11135), (5083, 9825), (5109, 9775), (5525, 9039), (5865, 8515), (6681, 7475)]